두음 법칙

See also: 첫소리법칙

Korean

Examples
니 (ni) > 이 (i) 리 (ri) > 이 (i) 룡 (ryong) > 용 (yong) 녕 (nyeong) > 영 (yeong) 락 (rak) > 낙 (nak) 로 (ro) > 노 (no)

Etymology

Sino-Korean word from 頭音法則, from 頭音 (“initial sound”) + 法則 (“law”)

Pronunciation

• (SK Standard/Seoul) IPA^(key): [tuɯm pʌ̹p̚t͡ɕʰik̚]
• Phonetic hangul: [두음 법칙]

Romanizations
Revised Romanization?	dueum beopchik
Revised Romanization (translit.)?	dueum beobchig
McCune–Reischauer?	tuŭm pŏpch'ik
Yale Romanization?	twuum pepchik

Noun

두음 법칙 • (dueum beopchik) (hanja 頭音法則)

1. (linguistics, South Korea) the "initial law" (a rule that alters the spelling of Sino-Korean words that begin with the consonant ㄹ (l) and ㄴ (n))