軽快 けいかい
keikai

Noun
na-Adjective

1. light (of movements); nimble; sprightly; springy

リズムは軽快 けいかいでテンポは はやく、その きょく若者 わかもの このまれている。
rizumuwa kēkaide tempowa hayaku sono kyokuwa wakamononi konomarete iru.
The rhythm is light, and the tempo fast - that song is liked by young people.
Noun
na-Adjective

2. light-hearted; cheerful; buoyant; jaunty; casual (e.g. clothing); rhythmical (e.g. melody)

Noun
Suru Verb

3. taking a turn for the better (of an illness); receding of symptoms; recovery; convalescence

Intransitive