Verbseoul.
regular

결정되다 conjugation (gyeoljeongdoeda, to be decided)

To say to be decided politely in the present tense, use 결정돼요 (gyuhl-chuhng-dwae-yoh) · gyeoljeongdwaeyo. Below is the full conjugation of 결정되다 across the three tenses and three everyday speech levels.

Grammar note (regular): Regular verbs and adjectives conjugate predictably. Before 어-series suffixes, vowels may contract (가 + 아 → 가, 보 + 아 → 봐), but no consonant in the stem changes. If the final vowel of the stem is ㅏ or ㅗ, use 아; otherwise use 어. Consonant-final stems: 먹 + 어 → 먹어; vowel-final: 가 + 아 → 가.

Conjugation table

pron. = pronunciation guide  · RR = Revised Romanization

TenseCasual (반말)Polite (요)Formal (합니다)
Present
결정돼
gyuhl-chuhng-dwae
gyeoljeongdwae
결정돼요
gyuhl-chuhng-dwae-yoh
gyeoljeongdwaeyo
결정됩니다
gyuhl-chuhng-dwaem-nee-dah
gyeoljeongdoemnida
Past
결정됐어
gyuhl-chuhng-dwae-ssuh
gyeoljeongdwaesseo
결정됐어요
gyuhl-chuhng-dwae-ssuh-yoh
gyeoljeongdwaesseoyo
결정됐습니다
gyuhl-chuhng-dwae-sseum-nee-dah
gyeoljeongdwaesseumnida
Future
결정될 거야
gyuhl-chuhng-dwael guh-yah
gyeoljeongdoel geoya
결정될 거예요
gyuhl-chuhng-dwael guh-yae-yoh
gyeoljeongdoel geoyeyo
결정될 겁니다
gyuhl-chuhng-dwael guhm-nee-dah
gyeoljeongdoel geomnida

Other useful forms

Honorific / Command Polite (-(으)세요)
결정되세요
gyuhl-chuhng-dwae-sae-yoh
gyeoljeongdoeseyo
Suggestion / Let's Polite (요)
결정돼요
gyuhl-chuhng-dwae-yoh
gyeoljeongdwaeyo
Question Polite (요)
결정돼요?
gyuhl-chuhng-dwae-yoh-?
gyeoljeongdwaeyo?
Connective "and" — (고)
결정되고
gyuhl-chuhng-dwae-goh
gyeoljeongdoego
Conditional "if" — (면)
결정되면
gyuhl-chuhng-dwae-myuhn
gyeoljeongdoemyeon
Progressive (고 있어요)
결정되고 있어요
gyuhl-chuhng-dwae-goh ee-ssuh-yoh
gyeoljeongdoego isseoyo
Want to (고 싶어요)
결정되고 싶어요
gyuhl-chuhng-dwae-goh shee-puh-yoh
gyeoljeongdoego sipeoyo
Can / Able to ((으)ㄹ 수 있어요)
결정될 수 있어요
gyuhl-chuhng-dwael soo ee-ssuh-yoh
gyeoljeongdoel su isseoyo
Because / So (아/어서)
결정돼서
gyuhl-chuhng-dwae-suh
gyeoljeongdwaeseo
Noun form — (기)
결정되기
gyuhl-chuhng-dwae-gee
gyeoljeongdoegi
Noun form — (음)
결정됨
gyuhl-chuhng-dwaem
gyeoljeongdoem