へいき 平気 Common word JLPT N2 Wanikani level 4 Play audio Show 1 collocation 平気の平左 - quite unconcerned LinksSentence search for 平気Sentence search for へいきKanji details for 平 and 気Edit in JMdict Na-adjective (keiyodoshi), Noun1. cool; calm; composed; unconcerned; nonchalant; unmoved; indifferentNa-adjective (keiyodoshi)2. all right; fine; OK; okayColloquial Discussions Log in to talk about this word.