Verbseoul.
regular
부수다busudato break

To say to break politely in the present tense, use 부숴요 (boo-swuh-yoh). Below is the full conjugation of 부수다 across the three tenses and three everyday speech levels.

Conjugation table

TenseCasual (반말)Polite (요)Formal (합니다)
Present
부숴
boo-swuh
부숴요
boo-swuh-yoh
부숩니다
boo-soom-nee-dah
Past
부쉈어
boo-swuh-ssuh
부쉈어요
boo-swuh-ssuh-yoh
부쉈습니다
boo-swuh-sseum-nee-dah
Future
부술 거야
boo-sool- -guh-yah
부술 거예요
boo-sool- -guh-yae-yoh
부술 겁니다
boo-sool- -guhm-nee-dah

Other useful forms

Command Polite (세요)
부수세요
boo-soo-sae-yoh
Suggestion / Let's Polite (요)
부숴요
boo-swuh-yoh
Question Polite (요)
부숴요?
boo-swuh-yoh-?
Connective “and” — (고)
부수고
boo-soo-goh
Conditional “if” — (면)
부수면
boo-soo-myuhn
Noun form — (기)
부숨
boo-soom