Verbseoul.
regular
나타나다natanadato appear, to become manifest

To say to appear, to become manifest politely in the present tense, use 나타나요 (nah-tah-nah-yoh). Below is the full conjugation of 나타나다 across the three tenses and three everyday speech levels.

Conjugation table

TenseCasual (반말)Polite (요)Formal (합니다)
Present
나타나
nah-tah-nah
나타나요
nah-tah-nah-yoh
나타납니다
nah-tah-nahm-nee-dah
Past
나타났어
nah-tah-nah-ssuh
나타났어요
nah-tah-nah-ssuh-yoh
나타났습니다
nah-tah-nah-sseum-nee-dah
Future
나타날 거야
nah-tah-nahl- -guh-yah
나타날 거예요
nah-tah-nahl- -guh-yae-yoh
나타날 겁니다
nah-tah-nahl- -guhm-nee-dah

Other useful forms

Command Polite (세요)
나타나세요
nah-tah-nah-sae-yoh
Suggestion / Let's Polite (요)
나타나요
nah-tah-nah-yoh
Question Polite (요)
나타나요?
nah-tah-nah-yoh-?
Connective “and” — (고)
나타나고
nah-tah-nah-goh
Conditional “if” — (면)
나타나면
nah-tah-nah-myuhn
Noun form — (기)
나타남
nah-tah-nahm