むかつく Show inflections LinksSentence search for むかつくSentence search for ムカつくEdit in JMdict Godan verb with 'ku' ending, Intransitive verb1. to feel irritated; to feel offended; to feel angryGodan verb with 'ku' ending, Intransitive verb2. to feel sick; to feel nauseousOther formsムカつく Discussions Log in to talk about this word.