expression, noun-modifying (irregular)
cheerful (look); healthy (complexion)
Prenominal expression describing a bright, clear, and lively appearance, often of a face or complexion. Related to 冴え冴えとした.
See also: 冴え冴えとした
彼女の冴え冴えした笑顔が印象的だった。
Her cheerful smile was striking.
赤ちゃんの冴え冴えした肌はとても健康的だ。
The baby's healthy complexion is very vibrant.
Synonymous prenominal form; 冴え冴えした is a slightly more compact variant.
Derived from the adverb 冴え冴え (clearly, brightly) + した (past form of する), used prenominally. The exact historical derivation is uncertain.