First attested in the Yongbi eocheonga (龍飛御天歌 / 용비어천가), 1447, as Middle Korean ᄆᆞᅀᆞᆷ (Yale: mòzòm). Middle Korean /z/ implies an Old Korean */s/, hence the original form is *mosom, written in Old Korean as Old Korean 心音.
Syllables in red take high pitch. This word always takes high pitch only on the second syllable, except before consonant-initial multisyllabic suffixes, when it takes full low pitch.
마음 • (ma-eum)
- (contraction) 맘 (mam, “mind”)
- (mind): 뜻 (tteut, “intention, meaning”)
- (organ): 염통 (yeomtong, “heart”)
- 몸 (mom, “body”)