subtle, delicate, iffy, questionable
微妙よね?
It's kind of iffy, isn't it?
— 帰ってきたヒトラー (2015)
なんか微妙でしょ?
It's kind of iffy, right?
微妙に違うんだ
It's a little different.
— ブレット・トレイン (2022)