What does 軽快 mean?
軽快 is a Japanese noun meaning “lively, casual, light” in English. It can also be translated as “light-hearted, taking a turn for the better (of an illness)” depending on context. It is written as 軽快 in kanji, けいかい in hiragana, and keikai in romaji. This word is part of JLPT N1 vocabulary.
Example sentence
リズムは軽快でテンポは速く、その曲は若者に好まれている。
The rhythm is light, and the tempo fast - that song is liked by young people.