can't say for sure

(I) can't say for sure.

Inf. I do not know with any certainty. Tom: When will the next train come through? Jane: I can't say for sure. Bob: How can the driver hit so many potholes? Bill: Can't say for sure. I know he doesn't see too well, though.

Common Names:

Name	Pronounced	Usage
Dinko	-	Croatian
ThÉRÈSe	te-REZ	French
Adam	A-dəm (English), a-DAWN (French), AH-dahm (German, Polish), AH:-dahm (Dutch), ah-DAHM (Russian, Ukrainian)	English, French, German, Dutch, Swedish, Norwegian, Danish, Polish, Czech, Slovak, Russian, Ukrainia
Ori	-	Hebrew
Quintin	KWIN-tin	English
Cailin	KAY-lin	English (Rare)