Extend

verb
Base extend · Past extended · Past Participle extended · Present Participle extending · 3rd person extends
Frequency
High
CEFR Level
B1
Register
Neutral
Domain
General
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Definition

1. (verb) To make something longer, larger, or last for more time.
2. (verb) To offer or give something to someone — used in formal or polite contexts.
3. (verb) To stretch or reach out physically in a particular direction.
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Context Alive

Your visa expires in two weeks and you're not ready to leave the country yet. You go to the immigration office and ask if you can extend your stay by another three months. The officer looks at your paperwork, types something into the computer, and says it'll take five working days to process. You walk out feeling relieved that you didn't leave it until the last minute. Your friend, who's in the same situation, hasn't even started the process yet.
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Meanings

3 meanings
1 To Make Longer or Bigger (Verb) Very Common
This meaning is about increasing the size, length, or duration of something. Imagine your phone contract is about to end and the company calls to ask if you want to extend it for another year — they want to make the agreement last longer. This is adding more time, space, or scope to something that already exists. You might say "we extended the deadline by two weeks" when a project needs more time, or someone could say "they're extending the motorway to connect two more towns" about a road being made longer. Or think about a library book that's due tomorrow — you go online and extend the loan for another two weeks. The word suggests stretching something beyond its original limit.
✏️ Extend is incredibly versatile — you can extend a deadline, a contract, a road, a building, a visa, a holiday, or even a conversation. The noun form extension is equally common: "I asked for an extension on my essay" is something every student has said at least once.
2 To Offer Something Formally (Verb) Common
This meaning is about giving or offering something in a polite, formal way — usually something abstract like help, gratitude, or an invitation. Imagine a company writing to a business partner: "We would like to extend our thanks for your continued support." This is a formal way of saying "give" or "offer." You might read "the president extended an invitation to the visiting leader" in the news, or someone could say "let me extend my condolences" at a funeral to express sympathy formally. Or think about a manager writing an email: "I'd like to extend a warm welcome to our new team member." The word adds a layer of politeness and formality.
✏️ This usage sounds quite formal and is mostly found in business emails, speeches, and official statements. In casual conversation, you'd just say "I want to thank you" instead of "I want to extend my thanks." But knowing this pattern is useful because you'll see it constantly in professional English.
3 To Stretch Out Physically (Verb) Common
This meaning is about physically reaching or stretching something outward. Imagine meeting someone for the first time — you extend your hand for a handshake. This is the physical act of pushing something forward or making it reach further. You might say "she extended her arm to grab the book from the top shelf", or someone could say "the balcony extends over the garden" about a structure that sticks out beyond the wall. Or picture a cat waking up from a nap and extending its legs as far as they'll go in a big stretch. The word suggests reaching outward or spreading in a direction.
✏️ The most classic example of this meaning is "extend your hand" — it's the formal way to describe offering a handshake. You'll also hear "fully extended" a lot in sports and fitness: "his arm was fully extended when he caught the ball."
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Common Patterns

Basic Structures
extend + noun to make something longer, bigger, or to offer something
They decided to extend the contract for another six months.
extend + noun + by / to + amount specifying how much something is increased
The school extended the lunch break by fifteen minutes.
extend + noun + to + person to formally offer something to someone
I'd like to extend a warm welcome to our new colleagues.
Common Structures
extend a deadline to give more time to complete something
The professor agreed to extend the deadline until Friday.
extend an invitation to formally invite someone
The ambassador extended an invitation to the foreign minister.
extend beyond + noun to go further than a certain point or limit
The damage extends beyond what we can see on the surface.
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Collocations

10 collocations
extend a deadline
to give more time to finish something
extend an invitation
to formally invite someone
extend a contract
to make an agreement last longer
extend your stay
to remain somewhere for longer than originally planned
extend your hand
to reach out your hand for a handshake
extend thanks / gratitude
to formally express appreciation
extend condolences
to formally express sympathy after a death
extend a loan
to give more time to repay borrowed money
extend beyond
to go further than a specific point or limit
extend a visa
to make permission to stay in a country last longer
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Example Sentences

10 examples
1
Can we extend the deadline? We need at least two more days.
Can we push the deadline back? We need a couple of extra days at minimum.
2
The company extended his contract for another year after his strong performance.
The company renewed his agreement for twelve more months because he did such a good job.
3
I'd like to extend my sincere thanks to everyone who helped with the event.
I want to genuinely thank everyone who contributed to making the event happen.
4
She extended her hand and introduced herself with a warm smile.
She reached out her hand and said hello with a friendly grin.
5
The garden extends all the way to the river at the back of the property.
The garden stretches from the house down to the river at the far end.
6
They're planning to extend the train line to cover three more towns.
They're going to make the railway longer so it reaches three additional towns.
7
We managed to extend our holiday by a few days because flights were cheap.
We added a few extra days to our trip because we found affordable flights.
8
The offer has been extended until the end of the month.
The deal will now remain available until the last day of the month.
9
The problem extends far beyond this department — the whole company is affected.
The issue goes well past this team — every part of the business is feeling the impact.
10
Please extend my apologies to your wife — I'm sorry I couldn't make it to dinner.
Please tell your wife I'm sorry — I feel bad about missing the dinner.
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Synonyms & Antonyms

6 items
✅ Synonyms
lengthen
more specific — usually about making something physically or temporally longer
expand
broader — focuses on making something bigger in scope or size
prolong
specifically about making something last longer in time — can sound negative
❌ Antonyms
shorten
to make something smaller or shorter in time or length
reduce
to make something less in amount, size, or scope
withdraw
to pull back or take away something that was offered