嚴肅

Simplified: 严肃

On the HSK 5 vocabulary list, at CEFR level B2.

yánsù ㄧㄢˊ ㄙㄨˋ

    • solemn grave serious

      of an atmosphere etc

    • earnest severe exacting

      of a manner etc

    • to strictly enforce

Character by character

Words that sound like yánsù

Sources