ちんちゃくれいせい 沈着冷静 LinksSentence search for 沈着冷静Sentence search for ちんちゃくれいせいKanji details for 沈, 着, 冷 and 静Edit in JMdict Noun, Na-adjective (keiyodoshi)1. calm, cool, and collected; level and calmYojijukugo (four character compound) Discussions Log in to talk about this word.