Verbseoul.
regular
떨리다tteolridato shake, to tremble

To say to shake, to tremble politely in the present tense, use 떨려요 (ttuhl-ryuh-yoh). Below is the full conjugation of 떨리다 across the three tenses and three everyday speech levels.

Conjugation table

TenseCasual (반말)Polite (요)Formal (합니다)
Present
떨려
ttuhl-ryuh
떨려요
ttuhl-ryuh-yoh
떨립니다
ttuhl-reem-nee-dah
Past
떨렸어
ttuhl-ryuh-ssuh
떨렸어요
ttuhl-ryuh-ssuh-yoh
떨렸습니다
ttuhl-ryuh-sseum-nee-dah
Future
떨릴 거야
ttuhl-reel- -guh-yah
떨릴 거예요
ttuhl-reel- -guh-yae-yoh
떨릴 겁니다
ttuhl-reel- -guhm-nee-dah

Other useful forms

Command Polite (세요)
떨리세요
ttuhl-ree-sae-yoh
Suggestion / Let's Polite (요)
떨려요
ttuhl-ryuh-yoh
Question Polite (요)
떨려요?
ttuhl-ryuh-yoh-?
Connective “and” — (고)
떨리고
ttuhl-ree-goh
Conditional “if” — (면)
떨리면
ttuhl-ree-myuhn
Noun form — (기)
떨림
ttuhl-reem