Verbseoul.
regular

무너뜨리다 conjugation (muneotteurida, to tear down, knock down, demolish, destroy)

To say to tear down, knock down, demolish, destroy politely in the present tense, use 무너뜨려요 (moo-nuh-tteu-ryuh-yoh) · muneotteuryeoyo. Below is the full conjugation of 무너뜨리다 across the three tenses and three everyday speech levels.

Grammar note (regular): Regular verbs and adjectives conjugate predictably. Before 어-series suffixes, vowels may contract (가 + 아 → 가, 보 + 아 → 봐), but no consonant in the stem changes. If the final vowel of the stem is ㅏ or ㅗ, use 아; otherwise use 어. Consonant-final stems: 먹 + 어 → 먹어; vowel-final: 가 + 아 → 가.

Conjugation table

pron. = pronunciation guide  · RR = Revised Romanization

TenseCasual (반말)Polite (요)Formal (합니다)
Present
무너뜨려
moo-nuh-tteu-ryuh
muneotteuryeo
무너뜨려요
moo-nuh-tteu-ryuh-yoh
muneotteuryeoyo
무너뜨립니다
moo-nuh-tteu-reem-nee-dah
muneotteurimnida
Past
무너뜨렸어
moo-nuh-tteu-ryuh-ssuh
muneotteuryeosseo
무너뜨렸어요
moo-nuh-tteu-ryuh-ssuh-yoh
muneotteuryeosseoyo
무너뜨렸습니다
moo-nuh-tteu-ryuh-sseum-nee-dah
muneotteuryeosseumnida
Future
무너뜨릴 거야
moo-nuh-tteu-reel guh-yah
muneotteuril geoya
무너뜨릴 거예요
moo-nuh-tteu-reel guh-yae-yoh
muneotteuril geoyeyo
무너뜨릴 겁니다
moo-nuh-tteu-reel guhm-nee-dah
muneotteuril geomnida

Other useful forms

Honorific / Command Polite (-(으)세요)
무너뜨리세요
moo-nuh-tteu-ree-sae-yoh
muneotteuriseyo
Suggestion / Let's Polite (요)
무너뜨려요
moo-nuh-tteu-ryuh-yoh
muneotteuryeoyo
Question Polite (요)
무너뜨려요?
moo-nuh-tteu-ryuh-yoh-?
muneotteuryeoyo?
Connective "and" — (고)
무너뜨리고
moo-nuh-tteu-ree-goh
muneotteurigo
Conditional "if" — (면)
무너뜨리면
moo-nuh-tteu-ree-myuhn
muneotteurimyeon
Progressive (고 있어요)
무너뜨리고 있어요
moo-nuh-tteu-ree-goh ee-ssuh-yoh
muneotteurigo isseoyo
Want to (고 싶어요)
무너뜨리고 싶어요
moo-nuh-tteu-ree-goh shee-puh-yoh
muneotteurigo sipeoyo
Can / Able to ((으)ㄹ 수 있어요)
무너뜨릴 수 있어요
moo-nuh-tteu-reel soo ee-ssuh-yoh
muneotteuril su isseoyo
Because / So (아/어서)
무너뜨려서
moo-nuh-tteu-ryuh-suh
muneotteuryeoseo
Noun form — (기)
무너뜨리기
moo-nuh-tteu-ree-gee
muneotteurigi
Noun form — (음)
무너뜨림
moo-nuh-tteu-reem
muneotteurim