think

To believe that something is true or likely, even if you are not certain.

• I think she is tired.
• Do you think it will rain?
• We thought the shop was closed.

How to use it: think (that)… (I think we need a bigger table.); think someone/something is… (She thinks the answer is wrong.)

Similar words: believe, suppose, reckon

Common phrases: think so, think something is, think that

To use your mind to consider something or try to understand it.

• Let me think.
• She thought carefully about the problem.
• What are you thinking about?

How to use it: think about someone/something (I need to think about your offer.); think of someone/something (Try to think of a solution.)

Similar words: consider, reflect, ponder

Common phrases: think about something, think carefully, think things through

To form words or ideas in your mind without speaking.

• I thought, “This is easy.”
• She smiled and thought about how lucky she was.
• “Where is everyone?” he was thinking.

How to use it: think to oneself (He thought to himself, “I can do this.”)

Similar words: say to oneself

Common phrases: think to yourself, think silently, think these words

Used to make a suggestion or request sound less direct.

• I think we should leave.
• I was thinking we could eat outside.
• Do you think you could help me?

How to use it: think we could/should + verb (I think we could try a different route.); Do you think you could + verb? (Do you think you could close the window?)

Common phrases: think we could, think you should, think you might

To remember or have the idea to do something when it is needed.

• I didn’t think to ask.
• Did anyone think to bring a map?
• She thought to check the door before leaving.

How to use it: think to do something (Nobody thought to turn off the lights.)

Similar words: remember

Opposites: forget

Common phrases: think to ask, think to check, think to bring

A short period spent considering something before deciding what to do.

• I’ll have a think.
• Have a think about my offer.
• After a good think, she decided to stay.

How to use it: have a think about something (Let me have a think about the price.)

Similar words: reflection, consideration

Common phrases: have a think, a good think, think about something, a long think