Verbseoul.
regular

개시되다 conjugation (gaesidoeda, to begin)

To say to begin politely in the present tense, use 개시돼요 (gae-shee-dwae-yoh) · gaesidwaeyo. Below is the full conjugation of 개시되다 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
개시돼
gae-shee-dwae
gaesidwae
개시돼요
gae-shee-dwae-yoh
gaesidwaeyo
개시됩니다
gae-shee-dwaem-nee-dah
gaesidoemnida
Past
개시됐어
gae-shee-dwae-ssuh
gaesidwaesseo
개시됐어요
gae-shee-dwae-ssuh-yoh
gaesidwaesseoyo
개시됐습니다
gae-shee-dwae-sseum-nee-dah
gaesidwaesseumnida
Future
개시될 거야
gae-shee-dwael guh-yah
gaesidoel geoya
개시될 거예요
gae-shee-dwael guh-yae-yoh
gaesidoel geoyeyo
개시될 겁니다
gae-shee-dwael guhm-nee-dah
gaesidoel geomnida

Other useful forms

Honorific / Command Polite (-(으)세요)
개시되세요
gae-shee-dwae-sae-yoh
gaesidoeseyo
Suggestion / Let's Polite (요)
개시돼요
gae-shee-dwae-yoh
gaesidwaeyo
Question Polite (요)
개시돼요?
gae-shee-dwae-yoh-?
gaesidwaeyo?
Connective "and" — (고)
개시되고
gae-shee-dwae-goh
gaesidoego
Conditional "if" — (면)
개시되면
gae-shee-dwae-myuhn
gaesidoemyeon
Progressive (고 있어요)
개시되고 있어요
gae-shee-dwae-goh ee-ssuh-yoh
gaesidoego isseoyo
Want to (고 싶어요)
개시되고 싶어요
gae-shee-dwae-goh shee-puh-yoh
gaesidoego sipeoyo
Can / Able to ((으)ㄹ 수 있어요)
개시될 수 있어요
gae-shee-dwael soo ee-ssuh-yoh
gaesidoel su isseoyo
Because / So (아/어서)
개시돼서
gae-shee-dwae-suh
gaesidwaeseo
Noun form — (기)
개시되기
gae-shee-dwae-gee
gaesidoegi
Noun form — (음)
개시됨
gae-shee-dwaem
gaesidoem