Verbseoul.
르 irregular
무찌르다mujjireudato defeat, to repel

To say to defeat, to repel politely in the present tense, use 무찔러요 (moo-jjeel-ruh-yoh). Below is the full conjugation of 무찌르다 across the three tenses and three everyday speech levels.

Conjugation table

TenseCasual (반말)Polite (요)Formal (합니다)
Present
무찔러
moo-jjeel-ruh
무찔러요
moo-jjeel-ruh-yoh
무찌릅니다
moo-jjee-reum-nee-dah
Past
무찔렀어
moo-jjeel-ruh-ssuh
무찔렀어요
moo-jjeel-ruh-ssuh-yoh
무찔렀습니다
moo-jjeel-ruh-sseum-nee-dah
Future
무찌를 거야
moo-jjee-reul- -guh-yah
무찌를 거예요
moo-jjee-reul- -guh-yae-yoh
무찌를 겁니다
moo-jjee-reul- -guhm-nee-dah

Other useful forms

Command Polite (세요)
무찌르세요
moo-jjee-reu-sae-yoh
Suggestion / Let's Polite (요)
무찔러요
moo-jjeel-ruh-yoh
Question Polite (요)
무찔러요?
moo-jjeel-ruh-yoh-?
Connective “and” — (고)
무찌르고
moo-jjee-reu-goh
Conditional “if” — (면)
무찌르면
moo-jjee-reu-myuhn
Noun form — (기)
무찌름
moo-jjee-reum