Verbseoul.
르 irregular
불지르다buljireudato set fire to

To say to set fire to politely in the present tense, use 불질러요 (bool-cheel-ruh-yoh). Below is the full conjugation of 불지르다 across the three tenses and three everyday speech levels.

Conjugation table

TenseCasual (반말)Polite (요)Formal (합니다)
Present
불질러
bool-cheel-ruh
불질러요
bool-cheel-ruh-yoh
불지릅니다
bool-chee-reum-nee-dah
Past
불질렀어
bool-cheel-ruh-ssuh
불질렀어요
bool-cheel-ruh-ssuh-yoh
불질렀습니다
bool-cheel-ruh-sseum-nee-dah
Future
불지를 거야
bool-chee-reul- -guh-yah
불지를 거예요
bool-chee-reul- -guh-yae-yoh
불지를 겁니다
bool-chee-reul- -guhm-nee-dah

Other useful forms

Command Polite (세요)
불지르세요
bool-chee-reu-sae-yoh
Suggestion / Let's Polite (요)
불질러요
bool-cheel-ruh-yoh
Question Polite (요)
불질러요?
bool-cheel-ruh-yoh-?
Connective “and” — (고)
불지르고
bool-chee-reu-goh
Conditional “if” — (면)
불지르면
bool-chee-reu-myuhn
Noun form — (기)
불지름
bool-chee-reum