N2 — outside your level filter
Is said whole, with nothing composed onto it and takes no だ／です, so there are no forms to conjugate.
勘が鈍い
kanganibuito be slow on the uptakeN2expression
Example sentences2
彼は勘が鈍いので、みんなの視線に気づかない。
kare wa kan ga nibui node, minna no shisen ni kizukanai.
He's slow on the uptake, so he doesn't notice everyone's looks. neutral
彼、勘が鈍いから何度もヒント出さなきゃいけないんだよね。
kare, kan ga nibui kara nando mo hinto dasanakya ikenai n da yo ne.
He's so slow on the uptake that I have to give him hints over and over, you know. casual