What Are Prepositions?

Prepositions are small but powerful words that show the relationship between a noun (or pronoun) and other words in a sentence. They tell us where something is, when something happens, how something moves, or why something is done. Without prepositions, our sentences would feel disconnected and incomplete. Words like in, on, at, to, from, by, and with are among the most frequently used words in the English language, and mastering them is essential for fluent communication.

A preposition is always followed by a noun, a pronoun, or a gerund (the -ing form of a verb used as a noun). This combination is called a prepositional phrase. For example, in the sentence "The book is on the table," the preposition on connects the noun table to the rest of the sentence and tells us the location of the book.

Prepositions can be grouped into several categories based on what kind of relationship they describe: place (where?), time (when?), movement (where to?), and other relationships (how? why? with whom?). English has over 100 prepositions, but the most important ones can be learned through patterns, examples, and practice.

📐 Basic Structure

Preposition + Noun / Pronoun / Gerund

A preposition must always be followed by an object. This object can be a noun (in the park), a pronoun (with her), or a gerund (interested in learning). A preposition can never be followed by a verb in its base form.

💡 What Is a Prepositional Phrase?

A prepositional phrase = preposition + object (and any modifiers). Examples: in the morning, at the big round table, from my old school. These phrases act as adjectives or adverbs in a sentence, providing extra information about time, place, manner, or reason.

Types of Prepositions

Prepositions can be classified into four main categories based on the type of relationship they express. Understanding these categories makes it much easier to choose the right preposition in any situation.

Type Function Common Prepositions Example
Place Shows position or location in, on, at, under, behind, between, near The cat is under the bed.
Time Shows when something happens in, on, at, before, after, during, until We have a meeting at 3 o'clock.
Movement Shows direction or motion to, from, into, out of, through, across, along She walked across the bridge.
Other Shows manner, reason, agent, instrument by, with, without, about, for, of This book was written by a famous author.
Simple Single-word prepositions in, on, at, to, for, with, by, of I live in London.
Compound Two or more words acting as one in front of, because of, instead of, according to He stood in front of the building.
Phrase Fixed multi-word expressions in spite of, on behalf of, with regard to In spite of the rain, they went out.
Participle Verb forms used as prepositions during, concerning, regarding, including Regarding your question, I will reply soon.
Dependent Fixed combinations with adjectives or verbs afraid of, interested in, depend on, listen to She is interested in science.
Double Two prepositions used together from behind, from under, out of The dog came out from under the table.
⚠️ Prepositions Are Not Interchangeable

Many learners assume that prepositions can be swapped freely, but each preposition has a specific meaning. Changing the preposition changes the meaning of the entire sentence:
He is at the door. (standing by the door)
He is behind the door. (on the other side of the door)
He is in front of the door. (facing the door)

Prepositions of Place — In, On, At

The three most important prepositions of place are in, on, and at. Each one describes a different kind of location. Understanding the logic behind them will help you use them correctly every time.

📐 The Core Logic

IN = inside an enclosed space (3D)

ON = touching a surface (2D)

AT = a specific point or location

Think of it as a progression from the largest to the smallest: in a country → in a city → on a street → at an address. The more specific the location, the more likely you need at.

Preposition Use Example
in Countries, cities, continents She lives in Paris.
in Enclosed spaces (rooms, buildings) The children are in the classroom.
in Water, liquids We swam in the sea all afternoon.
in Books, newspapers, photos I saw the news in the newspaper.
in Cars, taxis (small vehicles) They arrived in a taxi.
on Surfaces (tables, walls, floors) The keys are on the table.
on Streets, roads, avenues There is a bookshop on Oxford Street.
on Floors of a building His office is on the third floor.
on Public transport (buses, trains, planes) She is on the bus right now.
on Islands, coasts, rivers (general area) They have a house on the coast.
at Specific addresses I live at 45 Baker Street.
at Specific places (school, work, home) She is at school right now.
at Events, gatherings We met at a concert last week.
at The top / bottom / end of something Turn left at the end of the road.
at Specific points (the door, the window) Someone is waiting at the door.

Beyond in, on, and at, there are many other prepositions of place that describe more specific positions:

Preposition Meaning Example
under Below, covered by The cat is sleeping under the table.
above Higher than (not touching) There is a clock above the door.
below Lower than (not touching) The temperature dropped below zero.
behind At the back of There is a garden behind the house.
in front of Facing, at the front of A taxi stopped in front of the hotel.
between In the middle of two things The bank is between the pharmacy and the bakery.
among In the middle of three or more things She found her ring among the leaves.
next to / beside Very close to, at the side of Come and sit next to me.
near Not far from Is there a supermarket near here?
opposite Facing, on the other side The cinema is opposite the train station.
⚠️ Between vs. Among

Use between for exactly two things and among for three or more:
✔ The secret is between you and me. (2 people)
✔ She distributed the sweets among all the students. (many students)
✘ The secret is among you and me.

⚠️ Above vs. Over / Below vs. Under

Above and below mean higher/lower without touching. Over and under can mean the same but also imply covering or crossing:
A bridge goes over the river. (crossing)
The plane flew above the clouds. (higher, no contact)
Put a blanket over the baby. (covering)

💡 In vs. At for Buildings

Use in when you mean physically inside the building: "I am in the hospital." (as a patient, inside the building).
Use at when you mean the general location or activity: "She is at the hospital." (visiting, working, or waiting there).

Prepositions of Time — In, On, At

Just like with place, the prepositions in, on, and at are the most important prepositions of time. The rule follows a similar pattern: in for the longest periods, on for specific days, and at for exact times.

📐 The Time Rule

IN = months, years, seasons, centuries, long periods

ON = days, dates, specific day parts

AT = clock times, mealtimes, festivals, specific moments

Think of it as going from big to small: in 2026 → in March → on Monday → on March 15th → at 9 o'clock.

Preposition Use Example
in Months My birthday is in September.
in Years He was born in 1995.
in Seasons The flowers bloom in spring.
in Centuries, decades Many things changed in the 21st century.
in Parts of the day I usually read in the evening.
in Future time ("in + period") The train will arrive in ten minutes.
on Days of the week We have English on Mondays.
on Specific dates The exam is on March 15th.
on Special days What do you do on New Year's Eve?
on Day + part of day I will call you on Friday morning.
at Clock times The meeting starts at 2 o'clock.
at Mealtimes We discussed it at lunch.
at Night, midnight, noon, the weekend The city is beautiful at night.
at Festivals (as a period) We visit our grandparents at Christmas.

Besides in, on, and at, there are several other essential prepositions of time:

Preposition Meaning Example
before Earlier than a point in time Please arrive before 9 o'clock.
after Later than a point in time We went for a walk after dinner.
during Throughout a period or event He fell asleep during the film.
until / till Up to a point in time The shop is open until 8 p.m.
since From a point in the past to now I have lived here since 2019.
for A duration of time They have been married for twenty years.
by No later than (a deadline) Please submit your homework by Friday.
from ... to / until Start and end of a period The museum is open from 10 a.m. to 6 p.m.
within Before the end of a period I will reply within 24 hours.
throughout During the whole of a period It rained throughout the entire week.
⚠️ Since vs. For

These two are often confused. Use since with a specific point in time and for with a duration:
✔ I have known her since 2010. (point in time)
✔ I have known her for fifteen years. (duration)
✘ I have known her since fifteen years.
✘ I have known her for 2010.

⚠️ No Preposition with Last, Next, This, Every

Do not use in, on, or at before last, next, this, every, tomorrow, or yesterday:
✘ I will see you on next Monday.
✔ I will see you next Monday.
✘ We went there in last summer.
✔ We went there last summer.

💡 At Night vs. In the Morning

We say in the morning, in the afternoon, and in the evening — but at night. This is one of the classic exceptions in English prepositions. However, if you add a specific day, use on: "on Monday night", "on a cold winter evening".

Prepositions of Movement and Direction

Prepositions of movement describe how something moves from one place to another. They answer the question "Where is it going?" or "How does it get there?" These prepositions are essential for giving directions, describing journeys, and narrating stories.

📐 Key Concept

Movement prepositions show direction, path, or destination

While prepositions of place describe where something is (static), prepositions of movement describe where something is going (dynamic). Compare: "She is in the shop" (place) vs. "She walked into the shop" (movement).

Preposition Meaning Example
to Towards a destination We drove to Berlin last weekend.
from Away from a starting point The letter came from New York.
into Movement to the inside of She jumped into the swimming pool.
out of Movement to the outside of He ran out of the building quickly.
through From one side to the other (inside) The train goes through a long tunnel.
across From one side to the other (surface) We walked across the field.
along Following the length of something They jogged along the river every morning.
up From lower to higher The children ran up the stairs.
down From higher to lower Water flows down the mountain.
towards In the direction of (but not reaching) The dog ran towards the gate.
away from Moving in the opposite direction She walked away from the noise.
past Going by the side of something I drove past your house this morning.
over Above and across The horse jumped over the fence.
round / around In a circular direction We walked around the lake.
onto Movement to a surface The cat jumped onto the roof.
⚠️ To vs. Towards

To means you reach the destination. Towards means you move in that direction but may not arrive:
I walked to the station. (I arrived at the station.)
I walked towards the station. (I moved in that direction, but maybe I did not get there.)

⚠️ In vs. Into / On vs. Onto

In and on describe position (static). Into and onto describe movement (dynamic):
✔ The book is on the shelf. (position)
✔ I put the book onto the shelf. (movement)
✔ She is in the garden. (position)
✔ She went into the garden. (movement)

💡 Through vs. Across

Through means moving inside something from one end to the other (3D): "through the forest", "through the tunnel".
Across means moving over a surface from one side to the other (2D): "across the road", "across the bridge".

Other Important Prepositions — By, With, Without, About, For

Some prepositions do not fit neatly into the categories of place, time, or movement. These prepositions express manner (how something is done), instrument (with what), agent (by whom), purpose (for what reason), and topic (about what). They are used in countless everyday expressions.

Preposition Function Example
by Agent (who does it) This painting was made by Picasso.
by Means of transport She goes to work by bus.
by Method or way You can pay by credit card.
by Next to, beside Come and sit by me.
with Accompaniment (together) I went to the cinema with my friends.
with Instrument or tool She cut the paper with scissors.
with Having (possession or quality) The girl with red hair is my sister.
without Lacking, not having You cannot enter without a ticket.
about Topic, subject The film is about a young musician.
about Approximately There were about fifty people at the party.
for Purpose, reason This gift is for you.
for Benefit, in favour of Exercise is good for your health.
of Belonging, part of The roof of the house needs repair.
of Material, content She drank a cup of tea.
like Similar to, in the same way She sings like an angel.
⚠️ By + Transport (No Article!)

When using by for transport, do not use an article (a, an, the):
✔ She goes to work by bus.
✘ She goes to work by the bus.
However, if you use in or on, you need an article: "She goes to work on the bus."

💡 With vs. By

With is used for instruments and tools (things you hold or use): "I wrote it with a pen."
By is used for methods and means (abstract processes): "I sent it by email."
Think of with as physical and by as more abstract.

💡 About vs. On (Topic)

Both about and on can mean "regarding a topic," but on sounds more formal and academic: "a book about animals" (general) vs. "a lecture on quantum physics" (formal, academic).

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Prepositions are the invisible bridges of language — small in size but enormous in power. Master them, and your English becomes a connected, flowing whole.

— The Grammar Gazette
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Example Sentences

🏠 Prepositions of Place
My grandmother lives in a small village near the mountains.
There is a beautiful painting on the wall above the fireplace.
The children are playing in the garden behind the school.
She was waiting for me at the bus stop opposite the library.
The restaurant is between the bookshop and the post office.
There is a small park next to our apartment building.
I found the keys under the cushion on the sofa.
He hid behind the door and surprised everyone.
🕓 Prepositions of Time
We always go on holiday in August.
The concert is on Saturday evening at 7 o'clock.
She has been studying English since she was six years old.
I need to finish this report by tomorrow morning.
They lived in Tokyo for three years before moving to London.
Please do not talk during the exam.
We will wait here until the rain stops.
He usually calls his mother after dinner.
➡ Prepositions of Movement
They walked across the bridge to reach the old town.
The bird flew into the room through the open window.
She ran up the stairs and knocked on the door.
We cycled along the river from the city centre to the park.
The cat jumped off the table and ran out of the kitchen.
He drove past the school and turned towards the station.
The children climbed over the wall and ran into the garden.
We walked through the forest and came out near the lake.

Dependent Prepositions — Adjective + Prep, Verb + Prep

In English, many adjectives and verbs are always followed by a specific preposition. These are called dependent prepositions because the preposition depends on the word before it. There is no general rule for which preposition to use — you must learn them as fixed combinations. This is one of the most challenging areas of English grammar for learners.

Adjective + Preposition combinations:

Adjective + Preposition Meaning Example
afraid of Feeling fear about She is afraid of spiders.
interested in Having curiosity about He is very interested in history.
good at Skilled in She is really good at mathematics.
bad at Not skilled in I am bad at remembering names.
tired of Bored or fed up with They are tired of waiting.
proud of Feeling pride about We are proud of our students.
similar to Resembling Your bag is similar to mine.
different from Not the same as Life in the city is different from life in the countryside.
famous for Well known because of Paris is famous for its museums.
responsible for Having duty or blame for Who is responsible for this project?
worried about Feeling anxiety about She is worried about the exam results.
angry with / about Feeling anger towards someone / about a situation He is angry with his brother about the broken window.
keen on Enthusiastic about My daughter is very keen on painting.
fond of Having affection for I am fond of classical music.
full of Containing a lot of The room was full of people.

Verb + Preposition combinations:

Verb + Preposition Meaning Example
listen to Pay attention to sound I love listening to jazz music.
look at Direct eyes towards Look at this beautiful sunset!
look for Try to find I am looking for my keys.
wait for Stay until someone/something arrives We are waiting for the bus.
depend on Be determined by The result depends on many factors.
belong to Be the property of This book belongs to the library.
believe in Have faith in You should believe in yourself.
think about Consider, reflect on I have been thinking about your suggestion.
apologise for Say sorry about He apologised for being late.
agree with Have the same opinion as I completely agree with you.
complain about Express dissatisfaction about Customers complained about the slow service.
succeed in Achieve a goal She succeeded in passing the exam.
suffer from Experience something bad He suffers from terrible headaches.
dream about / of Imagine or wish for I often dream about travelling the world.
pay for Give money in exchange for Who is going to pay for the dinner?
⚠️ Do Not Add Prepositions Where They Are Not Needed

Some verbs that require a preposition in other languages do not need one in English:
✘ I will discuss about the problem.
✔ I will discuss the problem.
✘ She entered into the room.
✔ She entered the room.
✘ We reached to the airport.
✔ We reached the airport.

⚠️ Do Not Drop Prepositions Where They Are Needed

Some verbs that do not require a preposition in other languages need one in English:
✘ I am listening music.
✔ I am listening to music.
✘ We are waiting the teacher.
✔ We are waiting for the teacher.
✘ Look this picture!
✔ Look at this picture!

💡 Preposition + Gerund

When a verb follows a preposition, it must be in the -ing form (gerund):
✔ She is good at swimming.
✔ I am interested in learning new languages.
✔ He apologised for arriving late.
✘ She is good at swim.

Common Mistakes

Prepositions are one of the most error-prone areas in English. Here is a comprehensive guide to the mistakes that learners make most frequently. Study each one carefully and try to remember the correct forms.

Mistake Type ✘ Incorrect ✔ Correct
in vs. on (time) I was born in Monday. I was born on Monday.
at vs. in (place) She lives at London. She lives in London.
in vs. at (time) The lesson starts in 9 o'clock. The lesson starts at 9 o'clock.
to vs. at (direction) I arrived to the airport. I arrived at the airport.
since vs. for I have lived here since ten years. I have lived here for ten years.
Unnecessary preposition She married with him. She married him.
Missing preposition I am listening music. I am listening to music.
on vs. in (transport) He is in the bus. He is on the bus.
in vs. into (movement) She walked in the room. She walked into the room.
Preposition + gerund I am interested in learn English. I am interested in learning English.
between vs. among Divide it among the two of you. Divide it between the two of you.
Preposition + last/next I saw her in last week. I saw her last week.
by + transport (article) She came by the car. She came by car.
different from (not than) This is different than what I expected. This is different from what I expected.
consist of (not from) The team consists from five players. The team consists of five players.
⚠️ Home, Here, There — No Preposition with "Go"

Do not use to before home, here, there, abroad, downtown, or upstairs/downstairs:
✘ I want to go to home.
✔ I want to go home.
✘ Come to here, please.
✔ Come here, please.
✘ She went to abroad last year.
✔ She went abroad last year.

⚠️ Arrive At / Arrive In (Never "Arrive To")

Use arrive at for specific places and arrive in for cities and countries. Never use arrive to:
✔ We arrived at the hotel at midnight.
✔ They arrived in New York yesterday.
✘ We arrived to the hotel at midnight.

💡 Ending a Sentence with a Preposition

In modern English, it is perfectly acceptable to end a sentence with a preposition, especially in questions and informal speech: "What are you looking for?", "Who did you go with?", "Which hotel did you stay at?" This is natural and correct in everyday English.

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Prepositions Quick Reference Chart

This comprehensive chart brings together the most important preposition rules in one place. Use it as a quick reference guide whenever you are unsure which preposition to use.

Category IN ON AT
Place — General in a room, in a box on a shelf, on the floor at the door, at the corner
Place — Geography in France, in Tokyo on Oxford Street at 22 Baker Street
Place — Buildings in the hospital (inside) on the third floor at school, at the cinema
Place — Transport in a car, in a taxi on a bus, on a train —
Time — Periods in March, in 2026 — —
Time — Days — on Monday, on June 5th —
Time — Clock — — at 3 o'clock, at noon
Time — Parts of Day in the morning on Monday morning at night, at midnight
Time — Seasons in summer, in winter — —

And here is a quick-reference summary of other key preposition pairs and their uses:

Situation Preposition Example
Duration of time for for two hours, for a week
Point in the past to now since since Monday, since 2010
Deadline by by Friday, by 5 p.m.
Up to a point until until midnight, until June
Throughout an event during during the lesson, during summer
Destination to to school, to Paris
Origin / Source from from London, from my teacher
Entering (movement) into into the room, into the water
Agent (passive voice) by by Shakespeare, by the police
Instrument / Tool with with a knife, with a pen
Transport (method) by by car, by plane, by train
Accompaniment with with my friends, with sugar
Topic / Subject about about history, about the news
Purpose / Reason for for breakfast, for work
Absence / Lack without without permission, without doubt
💡 The Best Way to Learn Prepositions

Do not try to memorise prepositions in isolation. Instead, learn them as chunks — fixed phrases and collocations. When you learn a new verb or adjective, always learn the preposition that goes with it: listen to, interested in, afraid of. Read and listen to as much English as possible, and pay attention to how prepositions are used in context. Over time, the correct preposition will feel natural.

💡 Fixed Prepositional Phrases to Remember

Many common expressions use prepositions in fixed ways. Here are some you should know by heart:
at first, at last, at least, at once, at the moment
in fact, in general, in time, in the end, in a hurry
on time, on purpose, on holiday, on the other hand, on foot
by accident, by heart, by mistake, by chance, by hand
for example, for fun, for a while, for good, for free

⚠️ In Time vs. On Time

On time = punctual, at the scheduled time: "The train arrived on time."
In time = early enough, before it is too late: "We arrived in time for the beginning of the film."
These two expressions have very different meanings, so do not confuse them!

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