Verbseoul.
하다 verb (adj)

고독하다 conjugation (godokhada, to be lonely or isolated)

To say to be lonely or isolated politely in the present tense, use 고독해요 (goh-doh-kae-yoh) · godokaeyo. Below is the full conjugation of 고독하다 across the three tenses and three everyday speech levels.

Grammar note (하다 verb (adj)): 하다 adjectives use the same verb 하다 as a suffix to turn descriptive nouns into predicates (행복하다 = to be happy). They conjugate identically to 하다 verbs: the 하 contracts before -아/-어 suffixes to give 해. 행복해요, 행복했어요, 행복합니다. See all 하다 verbs →

Conjugation table

pron. = pronunciation guide  · RR = Revised Romanization

Highlighted = where the stem changes

TenseCasual (반말)Polite (요)Formal (합니다)
Present
고독해
goh-doh-kae
godokae
고독해요
goh-doh-kae-yoh
godokaeyo
고독합니다
goh-doh-kahm-nee-dah
godokamnida
Past
고독했어
goh-doh-kae-ssuh
godokaesseo
고독했어요
goh-doh-kae-ssuh-yoh
godokaesseoyo
고독했습니다
goh-doh-kae-sseum-nee-dah
godokaesseumnida
Future
고독할 거야
goh-doh-kahl guh-yah
godokal geoya
고독할 거예요
goh-doh-kahl guh-yae-yoh
godokal geoyeyo
고독할 겁니다
goh-doh-kahl guhm-nee-dah
godokal geomnida

Other useful forms

Honorific / Command Polite (-(으)세요)
고독하세요
goh-doh-kah-sae-yoh
godokaseyo
Suggestion / Let's Polite (요)
고독해요
goh-doh-kae-yoh
godokaeyo
Question Polite (요)
고독해요?
goh-doh-kae-yoh-?
godokaeyo?
Connective "and" — (고)
고독하고
goh-doh-kah-goh
godokago
Conditional "if" — (면)
고독하면
goh-doh-kah-myuhn
godokamyeon
Progressive (고 있어요)
고독하고 있어요
goh-doh-kah-goh ee-ssuh-yoh
godokago isseoyo
Want to (고 싶어요)
고독하고 싶어요
goh-doh-kah-goh shee-puh-yoh
godokago sipeoyo
Can / Able to ((으)ㄹ 수 있어요)
고독할 수 있어요
goh-doh-kahl soo ee-ssuh-yoh
godokal su isseoyo
Because / So (아/어서)
고독해서
goh-doh-kae-suh
godokaeseo
Noun form — (기)
고독하기
goh-doh-kah-gee
godokagi
Noun form — (음)
고독함
goh-doh-kahm
godokam