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.
暗い過去
kuraikakoa shadowed pastN2expression
Example sentences2
彼には誰にも話せない暗い過去がある。
kare ni wa dare ni mo hanasenai kurai kako ga aru.
He has a shadowed past he can't tell anyone about. neutral
あの人、なんか暗い過去がありそうだね。
ano hito, nanka kurai kako ga arisou da ne.
That person seems to have some kind of shadowed past, don't they. casual