Verbseoul.
하다 verb
출발하다chulbalhadato depart

To say to depart politely in the present tense, use 출발해요 (chool-bahl-hae-yoh). Below is the full conjugation of 출발하다 across the three tenses and three everyday speech levels.

Conjugation table

TenseCasual (반말)Polite (요)Formal (합니다)
Present
출발해
chool-bahl-hae
출발해요
chool-bahl-hae-yoh
출발합니다
chool-bahl-hahm-nee-dah
Past
출발했어
chool-bahl-hae-ssuh
출발했어요
chool-bahl-hae-ssuh-yoh
출발했습니다
chool-bahl-hae-sseum-nee-dah
Future
출발할 거야
chool-bahl-hahl- -guh-yah
출발할 거예요
chool-bahl-hahl- -guh-yae-yoh
출발할 겁니다
chool-bahl-hahl- -guhm-nee-dah

Other useful forms

Command Polite (세요)
출발하세요
chool-bahl-hah-sae-yoh
Suggestion / Let's Polite (요)
출발해요
chool-bahl-hae-yoh
Question Polite (요)
출발해요?
chool-bahl-hae-yoh-?
Connective “and” — (고)
출발하고
chool-bahl-hah-goh
Conditional “if” — (면)
출발하면
chool-bahl-hah-myuhn
Noun form — (기)
출발함
chool-bahl-hahm