Learn English at
Anaversity

I help students all over the world think in English, speak with confidence, and stop translating in their heads.

Years of teaching and studying languages, distilled into one Anaversity.

sure (A1)

adjective

Pronunciation: /ʃʊər/

Feeling or showing certainty or confidence.

be sure to (collocation): Used to strongly advise or command someone to do something. — "Be sure to check the expiration date on the milk."
make sure (collocation): To ensure that something is the case. — "Can you make sure the door is locked?"
sure of (prepositional phrase): Having no doubt about something. — "He is sure of his decision."
sure about (prepositional phrase): Having no doubt about something. — "I'm not sure about this plan."

Words with a similar meaning to sure:

Words with the opposite meaning to sure: