Verbseoul.
하다 verb
출연하다chulyeonhadato appear (as on a stage or on TV), to make an appearance

To say to appear (as on a stage or on TV), to make an appearance politely in the present tense, use 출연해요 (choo-ryuhn-hae-yoh). Below is the full conjugation of 출연하다 across the three tenses and three everyday speech levels.

Conjugation table

TenseCasual (반말)Polite (요)Formal (합니다)
Present
출연해
choo-ryuhn-hae
출연해요
choo-ryuhn-hae-yoh
출연합니다
choo-ryuhn-hahm-nee-dah
Past
출연했어
choo-ryuhn-hae-ssuh
출연했어요
choo-ryuhn-hae-ssuh-yoh
출연했습니다
choo-ryuhn-hae-sseum-nee-dah
Future
출연할 거야
choo-ryuhn-hahl- -guh-yah
출연할 거예요
choo-ryuhn-hahl- -guh-yae-yoh
출연할 겁니다
choo-ryuhn-hahl- -guhm-nee-dah

Other useful forms

Command Polite (세요)
출연하세요
choo-ryuhn-hah-sae-yoh
Suggestion / Let's Polite (요)
출연해요
choo-ryuhn-hae-yoh
Question Polite (요)
출연해요?
choo-ryuhn-hae-yoh-?
Connective “and” — (고)
출연하고
choo-ryuhn-hah-goh
Conditional “if” — (면)
출연하면
choo-ryuhn-hah-myuhn
Noun form — (기)
출연함
choo-ryuhn-hahm