Verbseoul.
하다 verb (adj)
매콤하다maekomhadato have a spicy taste

To say to have a spicy taste politely in the present tense, use 매콤해요 (mae-kohm-hae-yoh). Below is the full conjugation of 매콤하다 across the three tenses and three everyday speech levels.

Conjugation table

TenseCasual (반말)Polite (요)Formal (합니다)
Present
매콤해
mae-kohm-hae
매콤해요
mae-kohm-hae-yoh
매콤합니다
mae-kohm-hahm-nee-dah
Past
매콤했어
mae-kohm-hae-ssuh
매콤했어요
mae-kohm-hae-ssuh-yoh
매콤했습니다
mae-kohm-hae-sseum-nee-dah
Future
매콤할 거야
mae-kohm-hahl- -guh-yah
매콤할 거예요
mae-kohm-hahl- -guh-yae-yoh
매콤할 겁니다
mae-kohm-hahl- -guhm-nee-dah

Other useful forms

Command Polite (세요)
매콤하세요
mae-kohm-hah-sae-yoh
Suggestion / Let's Polite (요)
매콤해요
mae-kohm-hae-yoh
Question Polite (요)
매콤해요?
mae-kohm-hae-yoh-?
Connective “and” — (고)
매콤하고
mae-kohm-hah-goh
Conditional “if” — (면)
매콤하면
mae-kohm-hah-myuhn
Noun form — (기)
매콤함
mae-kohm-hahm