Verbseoul.
descriptive

없었다 conjugation (eopeotda, past tense of 없다 (to not be there))

To say past tense of 없다 (to not be there) politely in the present tense, use 없었어요 (uhp-ssuh-ssuh-yoh) · eopsseosseoyo. Below is the full conjugation of 없었다 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
없었어
uhp-ssuh-ssuh
eopsseosseo
없었어요
uhp-ssuh-ssuh-yoh
eopsseosseoyo
없었습니다
uhp-ssuh-sseum-nee-dah
eopsseosseumnida
Past
없었었어
uhp-ssuh-ssuh-ssuh
eopsseosseosseo
없었었어요
uhp-ssuh-ssuh-ssuh-yoh
eopsseosseosseoyo
없었었습니다
uhp-ssuh-ssuh-sseum-nee-dah
eopsseosseosseumnida
Future
없었을 거야
uhp-ssuh-sseul guh-yah
eopsseosseul geoya
없었을 거예요
uhp-ssuh-sseul guh-yae-yoh
eopsseosseul geoyeyo
없었을 겁니다
uhp-ssuh-sseul guhm-nee-dah
eopsseosseul geomnida

Other useful forms

Honorific / Command Polite (-(으)세요)
없었으세요
uhp-ssuh-sseu-sae-yoh
eopsseosseuseyo
Suggestion / Let's Polite (요)
없었어요
uhp-ssuh-ssuh-yoh
eopsseosseoyo
Question Polite (요)
없었어요?
uhp-ssuh-ssuh-yoh-?
eopsseosseoyo?
Connective "and" — (고)
없었고
uhp-ssuht-goh
eopsseotgo
Conditional "if" — (면)
없었으면
uhp-ssuh-sseu-myuhn
eopsseosseumyeon
Progressive (고 있어요)
없었고 있어요
uhp-ssuht-goh ee-ssuh-yoh
eopsseotgo isseoyo
Want to (고 싶어요)
없었고 싶어요
uhp-ssuht-goh shee-puh-yoh
eopsseotgo sipeoyo
Can / Able to ((으)ㄹ 수 있어요)
없었을 수 있어요
uhp-ssuh-sseul soo ee-ssuh-yoh
eopsseosseul su isseoyo
Because / So (아/어서)
없었어서
uhp-ssuh-ssuh-suh
eopsseosseoseo
Noun form — (기)
없었기
uhp-ssuht-gee
eopsseotgi
Noun form — (음)
없었음
uhp-ssuh-sseum
eopsseosseum