extend · verb T /ɪkˈstend/Full view
B2 to make something bigger or to make something last for a longer time
Dictionary examples:

We have plans to extend the deck.

They've extended their range of products.

A lot of department stores have extended their hours.

I need to extend my visa.

Learner example:

If we decide to extend our stay for two more days, does the offer still stand? (First Certificate in English; B2; Chinese)

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