はいき 排気 Common word Wanikani level 40 Play audio LinksSentence search for 排気Sentence search for はいきKanji details for 排 and 気Edit in JMdict Noun, Suru verb, Intransitive verb1. exhaust; emission (of gas from an engine)Antonym: 吸気Noun, Suru verb, Intransitive verb2. expulsion (of air); ventilation Discussions Log in to talk about this word.