Verbseoul.
descriptive

늦다 conjugation (neutda, to be late)

To say to be late politely in the present tense, use 늦어요 (neu-chuh-yoh) · neujeoyo. Below is the full conjugation of 늦다 across the three tenses and three everyday speech levels.

Grammar note (descriptive): Descriptive verbs (형용사) function like adjectives in Korean and conjugate the same way as regular action verbs. They cannot take the progressive -고 있어요 or imperative forms. 좋다 (to be good) → 좋아요; 크다 (to be big) → 커요 (으-irregular).

Conjugation table

pron. = pronunciation guide  · RR = Revised Romanization

TenseCasual (반말)Polite (요)Formal (합니다)
Present
늦어
neu-chuh
neujeo
늦어요
neu-chuh-yoh
neujeoyo
늦습니다
neut-seum-nee-dah
neutseumnida
Past
늦었어
neu-chuh-ssuh
neujeosseo
늦었어요
neu-chuh-ssuh-yoh
neujeosseoyo
늦었습니다
neu-chuh-sseum-nee-dah
neujeosseumnida
Future
늦을 거야
neu-cheul guh-yah
neujeul geoya
늦을 거예요
neu-cheul guh-yae-yoh
neujeul geoyeyo
늦을 겁니다
neu-cheul guhm-nee-dah
neujeul geomnida

Other useful forms

Honorific / Command Polite (-(으)세요)
늦으세요
neu-cheu-sae-yoh
neujeuseyo
Suggestion / Let's Polite (요)
늦어요
neu-chuh-yoh
neujeoyo
Question Polite (요)
늦어요?
neu-chuh-yoh-?
neujeoyo?
Connective "and" — (고)
늦고
neut-goh
neutgo
Conditional "if" — (면)
늦으면
neu-cheu-myuhn
neujeumyeon
Progressive (고 있어요)
늦고 있어요
neut-goh ee-ssuh-yoh
neutgo isseoyo
Want to (고 싶어요)
늦고 싶어요
neut-goh shee-puh-yoh
neutgo sipeoyo
Can / Able to ((으)ㄹ 수 있어요)
늦을 수 있어요
neu-cheul soo ee-ssuh-yoh
neujeul su isseoyo
Because / So (아/어서)
늦어서
neu-chuh-suh
neujeoseo
Noun form — (기)
늦기
neut-gee
neutgi
Noun form — (음)
늦음
neu-cheum
neujeum