What does 不服 mean?
不服 is a Japanese noun meaning “dissatisfaction, discontent, disapproval” in English. It is written as 不服 in kanji, ふふく in hiragana, and fufuku in romaji. This word is part of JLPT N1 vocabulary.
Example sentence
彼は不服そうに口をとがらせた。
He pouted with dissatisfaction.