Ok vs. Sure

Okadjective

(informal) lang=en

Sureadjective

Physically secure and certain, non-failing, reliable.

‘This investment is a sure thing.’; ‘The bailiff had a sure grip on the prisoner's arm.’;

Oknoun

a state in south central United States

Sureadjective

Certain in one's knowledge or belief.

‘He was sure she was lying.’; ‘I am sure of my eventual death.’; ‘John was acting sure of himself but in truth had doubts.’;

Oknoun

an endorsement;

‘they gave us the O.K. to go ahead’;

Sureadjective

Certain to act or be a specified way.

‘Be sure to lock the door when you leave.’;

Okadjective

being satisfactory or in satisfactory condition;

‘an all-right movie’; ‘the passengers were shaken up but are all right’; ‘is everything all right?’; ‘everything's fine’; ‘things are okay’; ‘dinner and the movies had been fine’; ‘another minute I'd have been fine’;

Sureadjective

(obsolete) Free from danger; safe; secure.

Okadverb

sentence-initial expression of agreement

Sureadjective

(obsolete) Betrothed; engaged to marry.

Okinterjection

used to express agreement or acceptance

‘OK, I'll pass on your message’; ‘OK, OK, I give in’;

Sureadverb

(modal adverb) Without doubt, certainly.

‘Sure he's coming! Why wouldn't he?’; ‘"Did you kill that bear yourself? ―"I sure did!"’;

Okinterjection

used to introduce an utterance

‘‘OK, let's go’’;

Sureinterjection

Yes. (Expresses noncommittal agreement or consent.)

‘"Do you want me to put this in the garage?" "Sure, go ahead."’;

Okinterjection

used at the end of a statement to invite agreement, approval, or confirmation

‘humour me, OK?’;

Sureinterjection

Yes; of course.

‘"Could you tell me where the washrooms are?" "Sure, they're in the corner over there."’;

Okadjective

satisfactory but not especially good

‘the flight was OK’;

Sureadjective

Certainly knowing and believing; confident beyond doubt; implicity trusting; unquestioning; positive.

‘We are sure that the judgment of God is according to truth against them which commit such things.’; ‘I'm sure care 's an enemy of life.’;

Okadjective

in a satisfactory physical or mental state

‘are you okay, Ben?’;

Sureadjective

Certain to find or retain; as, to be sure of game; to be sure of success; to be sure of life or health.

Okadjective

permissible; allowable

‘it's not OK to say that to a teacher’;

Sureadjective

Fit or worthy to be depended on; certain not to fail or disappoint expectation; unfailing; strong; permanent; enduring.

‘The Lord will certainly make my lord a sure house; because my lord fighteth the battles of the Lord.’; ‘The testimony of the Lord is sure.’; ‘Which put in good sure leather sacks.’;

Okadverb

in a satisfactory manner or to a satisfactory extent

‘the computer continues to work OK’;

Sureadjective

Betrothed; engaged to marry.

‘The king was sure to Dame Elizabeth Lucy, and her husband before God.’; ‘I presume . . . that you had been sure as fast as faith could bind you, man and wife.’;

Oknoun

an authorization or approval

‘the officer gave me the OK’;

Sureadjective

Free from danger; safe; secure.

‘Fear not; the forest is not three leagues off;If we recover that we are sure enough.’; ‘She that's made sure to him she loves not well.’;

Okverb

give approval to

‘despite objections, the committee ok'd the construction’;

Sureadverb

In a sure manner; safely; certainly.

‘'T is pleasant, sure, to see one's name in print.’;

Sureadjective

having or feeling no doubt or uncertainty; confident and assured;

‘felt certain of success’; ‘was sure (or certain) she had seen it’; ‘was very sure in his beliefs’; ‘sure of her friends’;

Sureadjective

exercising or taking care great enough to bring assurance;

‘be certain to disconnect the iron when you are through’; ‘be sure to lock the doors’;

Sureadjective

certain to occur; destined or inevitable;

‘he was certain to fail’; ‘his fate is certain’; ‘In this life nothing is certain but death and taxes’; ‘he faced certain death’; ‘sudden but sure regret’; ‘he is sure to win’;

Sureadjective

physically secure or dependable;

‘a sure footing’; ‘was on sure ground’;

Sureadjective

capable of being depended on;

‘a quick and certain remedy’; ‘a sure way to distinguish the two’; ‘wood dust is a sure sign of termites’;

Sureadjective

(of persons) worthy of trust or confidence;

‘a sure (or trusted) friend’;

Sureadjective

infallible or unfailing;

‘a sure (or true) sign of one's commitment’;

Sureadjective

certain not to fail;

‘a sure hand on the throttle’;

Sureadjective

impossible to doubt or dispute;

‘indisputable (or sure) proof’;

Sureadverb

definitely or positively (`sure' is sometimes used informally for `surely');

‘the results are surely encouraging’; ‘she certainly is a hard worker’; ‘it's going to be a good day for sure’; ‘they are coming, for certain’; ‘they thought he had been killed sure enough’; ‘he'll win sure as shooting’; ‘they sure smell good’; ‘sure he'll come’;