Verbseoul.
ㅂ irregular (adj)
매섭다maeseopdasharp, acute

To say sharp, acute politely in the present tense, use 매서워요 (mae-suh-wuh-yoh). Below is the full conjugation of 매섭다 across the three tenses and three everyday speech levels.

Conjugation table

TenseCasual (반말)Polite (요)Formal (합니다)
Present
매서워
mae-suh-wuh
매서워요
mae-suh-wuh-yoh
매섭습니다
mae-suhp-sseum-nee-dah
Past
매서웠어
mae-suh-wuh-ssuh
매서웠어요
mae-suh-wuh-ssuh-yoh
매서웠습니다
mae-suh-wuh-sseum-nee-dah
Future
매서울 거야
mae-suh-ool- -guh-yah
매서울 거예요
mae-suh-ool- -guh-yae-yoh
매서울 겁니다
mae-suh-ool- -guhm-nee-dah

Other useful forms

Command Polite (세요)
매서우세요
mae-suh-oo-sae-yoh
Suggestion / Let's Polite (요)
매서워요
mae-suh-wuh-yoh
Question Polite (요)
매서워요?
mae-suh-wuh-yoh-?
Connective “and” — (고)
매섭고
mae-suhp-goh
Conditional “if” — (면)
매서우면
mae-suh-oo-myuhn
Noun form — (기)
매서움
mae-suh-oom