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
Jonny	JAHN-ee	English
Gervais	zher-VE	French
Narek	-	Armenian
Audley	AWD-lee	English
Muhammet	-	Turkish
Socrates	SAHK-rə-teez (English)	Ancient Greek (Latinized)