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.
気が狂う
kigakuruugo madN2expression
Example sentences1
あんな騒音が続いたら、気が狂うよ。
anna souon ga tsuzuitara, ki ga kuruu yo.
If noise like that kept up, I'd go mad, you know. casual