잠들다

Korean

Etymology

Compound of 잠 (jam, “sleep, a nap”) + 들다 (deulda, “to actively do something”).

Pronunciation

(SK Standard/Seoul) IPA^(key): [t͡ɕa̠mdɯɭda̠]
Phonetic hangul: [잠들다]

Romanizations
Revised Romanization^?	jamdeulda
Revised Romanization (translit.)^?	jamdeulda
McCune–Reischauer^?	chamdŭlda
Yale Romanization^?	camtulta

Verb

잠들다 • (jamdeulda) (infinitive 잠들어, sequential 잠드니)

to go to sleep

Conjugation

Selected forms of the verb 잠들다 (jamdeulda): consonant-stem, ㄹ(l)-irregular

Sentence-final forms
		Formal non-polite (해라체)	Informal non-polite (해체)	Informal polite (해요체)	Formal polite (하십시오체)
Indicative	Non-past	잠든다 jamdeunda	잠들어 jamdeureo	잠들어요 jamdeureoyo	잠듭니다 jamdeumnida
Indicative	Past	잠들었다 jamdeureotda	잠들었어 jamdeureosseo	잠들었어요 jamdeureosseoyo	잠들었습니다 jamdeureotseumnida
Interrogative	Non-past	잠드느냐 jamdeuneunya	잠들어 jamdeureo	잠들어요 jamdeureoyo	잠듭니까 jamdeumnikka
Interrogative	Past	잠들었느냐 jamdeureonneunya	잠들었어 jamdeureosseo	잠들었어요 jamdeureosseoyo	잠들었습니까 jamdeureotseumnikka
Hortative		잠들자 jamdeulja	잠들어 jamdeureo	잠들어요 jamdeureoyo	잠드십시다 jamdeusipsida
Imperative		잠들어라 jamdeureora	잠들어 jamdeureo	잠들어요 jamdeureoyo	잠듭시오 jamdeupsio
Assertive		잠들겠다 jamdeulgetda	잠들겠어 jamdeulgesseo	잠들겠어요 jamdeulgesseoyo	잠들겠습니다 jamdeulgetseumnida
Connective forms
Cause/Reason		잠들어 jamdeureo	잠들어서 jamdeureoseo	잠드니 jamdeuni	잠드니까 jamdeunikka
Contrast		잠들지만 jamdeuljiman	잠드는데 jamdeuneunde	잠들더니 jamdeuldeoni
Conjunction		잠들고 jamdeulgo
Condition		잠들면 jamdeulmyeon	잠들어야 jamdeureoya
Motive		잠들려고 jamdeullyeogo
Noun and determiner forms
Verbal nouns		잠듦 jamdeum	잠들기 jamdeulgi
Past-tense verbal nouns		잠들었음 jamdeureosseum	잠들었기 jamdeureotgi
Determiners	Past	잠든 jamdeun
	Present	잠드는 jamdeuneun
	Future	잠들 jamdeul

Sentence-final forms with honorific
		Formal non-polite (해라체)	Informal non-polite (해체)	Informal polite (해요체)	Formal polite (하십시오체)
Indicative	Non-past	잠드신다 jamdeusinda	잠드셔 jamdeusyeo	잠드세요, 잠드셔요 jamdeuseyo, jamdeusyeoyo	잠드십니다 jamdeusimnida
Indicative	Past	잠드셨다 jamdeusyeotda	잠드셨어 jamdeusyeosseo	잠드셨어요 jamdeusyeosseoyo	잠드셨습니다 jamdeusyeotseumnida
Interrogative	Non-past	잠드시느냐 jamdeusineunya	잠드셔 jamdeusyeo	잠드세요, 잠드셔요 jamdeuseyo, jamdeusyeoyo	잠드십니까 jamdeusimnikka
Interrogative	Past	잠드셨느냐 jamdeusyeonneunya	잠드셨어 jamdeusyeosseo	잠드셨어요 jamdeusyeosseoyo	잠드셨습니까 jamdeusyeotseumnikka
Imperative		잠드시라 jamdeusira	잠드셔 jamdeusyeo	잠드세요 jamdeuseyo	잠드십시오 jamdeusipsio
Assertive		잠드시겠다 jamdeusigetda	잠드시겠어 jamdeusigesseo	잠드시겠어요 jamdeusigesseoyo	잠드시겠습니다 jamdeusigetseumnida
Connective forms with honorific
Cause/Reason		잠드셔 jamdeusyeo	잠드셔서 jamdeusyeoseo	잠드시니 jamdeusini	잠드시니까 jamdeusinikka
Contrast		잠드시지만 jamdeusijiman	잠드시는데 jamdeusineunde	잠드시더니 jamdeusideoni
Conjunction		잠드시고 jamdeusigo
Condition		잠드시면 jamdeusimyeon	잠드셔야 jamdeusyeoya
Motive		잠드시려고 jamdeusiryeogo
Noun and determiner forms with honorific
Verbal nouns		잠드심 jamdeusim	잠드시기 jamdeusigi
Past-tense verbal nouns		잠드셨음 jamdeusyeosseum	잠드셨기 jamdeusyeotgi
Determiners	Past	잠드신 jamdeusin
	Present	잠드시는 jamdeusineun
	Future	잠드실 jamdeusil

Antonyms

깨어나다 (kkaeeonada, “to wake up”)

Related terms

자다 (jada, “to sleep”)
잠 (jam, “sleep”)
쉬다 (swida, “to rest”)
휴식하다 (休息—, hyusikhada, “to rest”)
피곤하다 (疲困—, pigonhada, “to be tired”)