What does 脱退 mean?
脱退 is a Japanese noun meaning “secession, withdrawal” in English. It is written as 脱退 in kanji, だったい in hiragana, and dattai in romaji. This word is part of JLPT N1 vocabulary.
Example sentence
君は直ちにクラブを脱退したほうがよい。
You may as well withdraw from the club right away.