What does 癖 mean?
癖 is a Japanese noun meaning “habit, quirk” in English. It can also be translated as “peculiarity, crease” depending on context. It is written as 癖 in kanji, くせ in hiragana, and kuse in romaji. This word is part of JLPT N3 vocabulary.
Example sentence
その子は悪い癖が直った。
He was cured of his bad habits.