对 vs 对于

对 is the everyday "toward" and doubles as "correct" (你说得对); 对于 is the formal, written "regarding" that only fronts a topic (对于我来说没任何意义).

对

duì ㄉㄨㄟˋ 對

right; correct; towards; at; for

radical 寸 · inch; small, tiny

A pair 又 of hands 寸

stroke order · 5

对于對於

duìyú ㄉㄨㄟˋ ㄩˊ

regarding; as far as (sth) is concerned; with regard to

这对于我来说没任何意义。

It doesn't make sense to me.

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