Top matchWaniKani 20むねや胸焼muneya けkeNoun, Suru verb, Intransitive verbheartburn; sour stomach胸焼けがします。I have heartburn.Also written 胸やけ【むねやけ】muneyake、胸灼け【むねやけ】muneyake Listen Conjugations Pitch on OJAD Explore