Verbseoul.
regular
신나다sinnadato feel elated, to be thrilled, to be excited

To say to feel elated, to be thrilled, to be excited politely in the present tense, use 신나요 (sheen-nah-yoh). Below is the full conjugation of 신나다 across the three tenses and three everyday speech levels.

Conjugation table

TenseCasual (반말)Polite (요)Formal (합니다)
Present
신나
sheen-nah
신나요
sheen-nah-yoh
신납니다
sheen-nahm-nee-dah
Past
신났어
sheen-nah-ssuh
신났어요
sheen-nah-ssuh-yoh
신났습니다
sheen-nah-sseum-nee-dah
Future
신날 거야
sheen-nahl- -guh-yah
신날 거예요
sheen-nahl- -guh-yae-yoh
신날 겁니다
sheen-nahl- -guhm-nee-dah

Other useful forms

Command Polite (세요)
신나세요
sheen-nah-sae-yoh
Suggestion / Let's Polite (요)
신나요
sheen-nah-yoh
Question Polite (요)
신나요?
sheen-nah-yoh-?
Connective “and” — (고)
신나고
sheen-nah-goh
Conditional “if” — (면)
신나면
sheen-nah-myuhn
Noun form — (기)
신남
sheen-nahm