Sure

usgb/ʃʊr/
adjective

Certain, without any doubt.

I'm sure that she will pass the exam.
Visual representation of "sure" - Certain, without any doubt

Often appears as...

  • not sure
  • sure of
Definition 1 of 4
Visual representation of "sure"
LampPro Tip 1/2

Expressing Certainty

Use 'sure' to strongly affirm your belief or knowledge about something.

Illustration for Expressing Certainty
Are you sure they got the message?
LampPro Tip 2/2

Questioning Doubt

Combine 'not sure' to express doubt or lack of confidence in something.

Illustration for Questioning Doubt
I'm not sure if this is the right way.
Visual representation of the word "Sure"

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