汗あせばむ

godan verb (-mu), intransitive verb

become slightly sweaty; get moist with sweat

Describes a light, often noticeable but not drenching sweat, typically from warmth, nervousness, or mild exertion.

• 緊きん張ちょうして手てのひらが汗あせばんだ。

  My palms got sweaty from nervousness.

• 夏なつの朝あさ、少すこし歩あるいただけで額ひたいが汗あせばむ。

  On a summer morning, just a short walk makes my forehead slightly sweaty.