へいせい 平静 Common word Wanikani level 18 Play audio Show 1 collocation 平静を保つ - to keep one's temper LinksSentence search for 平静Sentence search for へいせいKanji details for 平 and 静Edit in JMdict Noun, Na-adjective (keiyodoshi)1. calm; peace; serenity; tranquility; tranquillityNoun, Na-adjective (keiyodoshi)2. composure; equanimity; presence of mind Discussions Log in to talk about this word.