Verbseoul.
하다 verb
말살하다malsalhadaannihilate, exterminate, obliterate

To say annihilate, exterminate, obliterate politely in the present tense, use 말살해요 (mahl-sahl-hae-yoh). Below is the full conjugation of 말살하다 across the three tenses and three everyday speech levels.

Conjugation table

TenseCasual (반말)Polite (요)Formal (합니다)
Present
말살해
mahl-sahl-hae
말살해요
mahl-sahl-hae-yoh
말살합니다
mahl-sahl-hahm-nee-dah
Past
말살했어
mahl-sahl-hae-ssuh
말살했어요
mahl-sahl-hae-ssuh-yoh
말살했습니다
mahl-sahl-hae-sseum-nee-dah
Future
말살할 거야
mahl-sahl-hahl- -guh-yah
말살할 거예요
mahl-sahl-hahl- -guh-yae-yoh
말살할 겁니다
mahl-sahl-hahl- -guhm-nee-dah

Other useful forms

Command Polite (세요)
말살하세요
mahl-sahl-hah-sae-yoh
Suggestion / Let's Polite (요)
말살해요
mahl-sahl-hae-yoh
Question Polite (요)
말살해요?
mahl-sahl-hae-yoh-?
Connective “and” — (고)
말살하고
mahl-sahl-hah-goh
Conditional “if” — (면)
말살하면
mahl-sahl-hah-myuhn
Noun form — (기)
말살함
mahl-sahl-hahm