What does 気違い mean?
気違い is a Japanese noun meaning “crazy” in English. It can also be translated as “mania” depending on context. It is written as 気違い in kanji, きちがい in hiragana, and kichigai in romaji. This word is part of JLPT N3 vocabulary.
Example sentence
デルバートは気違いだと思うよ。
I think that Delbert is crazy.