Having or feeling no doubt or uncertainty; confident and assured:
— Was sure (or certain) she had seen it.
— Was very sure in his beliefs.
— Sure of her friends.
Roget 664: safe, secure, sure; in safety, in security; on the safe side; under the shield of, under the shade of, under the wing of, under the shadow of one's wing; under cover, under lock and key; out of danger, ... show more
Exercising or taking care great enough to bring assurance:
— Be sure to lock the doors.
Certain to occur; destined or inevitable:
— Sudden but sure regret.
— He is sure to win.
Physically secure or dependable.
Reliable in operation or effect:
— A sure way to distinguish the two.
— Wood dust is a sure sign of termites.
of persons Worthy of trust or confidence:
— A sure (or trusted) friend.
Infallible or unfailing.
Certain not to fail.
Impossible to doubt or dispute:
— Indisputable (or sure) proof.
Definitely or positively (`sure' is sometimes used informally for `surely'):
— The results are surely encouraging.
— It's going to be a good day for sure.
— They thought he had been killed sure enough.
— He'll win sure as shooting.
— They sure smell good.
— Sure he'll come.
Roget 474: certainly etc. adj.; for certain, certes [Lat.], sure, no doubt, doubtless, and no mistake, flagrante delicto [Lat.], sure enough, to be sure, of course, as a matter of course, ... show more
Moby thesaurus: OK, Roger, abiding, absolute, absolutely, accurate, adducible, admissible, agape, agog, all agog, all right, alright, alrighty, amen, anticipant, anticipating, anticipative, anticipatory, apodictic ... show more.
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