know for certain in English

know for sure, be confident in one's knowledge

Use "know for certain" in a sentence

Below are sample sentences containing the word "know for certain" from the English Dictionary. We can refer to these sentence patterns for sentences in case of finding sample sentences with the word "know for certain", or refer to the context using the word "know for certain" in the English Dictionary.

1. I don't know for certain.

2. I don't yet know for certain.

3. I don't know for certain if she's coming.

4. I know for certain it's in here somewhere.

5. I don't know for certain how many people are coming.

6. I don't know for certain, but I think she lives in the next village.

7. What we know for certain is this: Abel offered up the very best of what he had.

8. I do not know for certain , and perhaps our truths are relative and absolute truth is beyond us .

9. 23 What we know for certain is this: Abel offered up the very best of what he had.

10. In his 1941 paper “ Certainty,” Moore observed that the word certain is commonly used in four main types of idiom: “I feel certain that,” “I am certain that,” “I know for certain that,” and “It is certain that.” He pointed out that there is at least one use of “I know for certain that p” and “It is certain that p” on which neither of those sentences can be true

11. If the frying seems like a lot of Bother, grease a tin, press all the mixture in, and bake in a moderate oven until brown on top.: Oddly enough, if I know for certain that the scuttling thing isn't arachnoid in nature, it doesn't Bother me in the slightest.: However, Jack Sanderson, the test pilot, says this will not Bother him because he will be securely strapped in and too busy to notice.