Verbseoul.
regular
악화되다akhwadoedato worsen, to deteriorate, to degenerate, to take a turn for the worse

To say to worsen, to deteriorate, to degenerate, to take a turn for the worse politely in the present tense, use 악화돼요 (ah-kwah-dwae-yoh). Below is the full conjugation of 악화되다 across the three tenses and three everyday speech levels.

Conjugation table

TenseCasual (반말)Polite (요)Formal (합니다)
Present
악화돼
ah-kwah-dwae
악화돼요
ah-kwah-dwae-yoh
악화됩니다
ah-kwah-dwaem-nee-dah
Past
악화됐어
ah-kwah-dwae-ssuh
악화됐어요
ah-kwah-dwae-ssuh-yoh
악화됐습니다
ah-kwah-dwae-sseum-nee-dah
Future
악화될 거야
ah-kwah-dwael- -guh-yah
악화될 거예요
ah-kwah-dwael- -guh-yae-yoh
악화될 겁니다
ah-kwah-dwael- -guhm-nee-dah

Other useful forms

Command Polite (세요)
악화되세요
ah-kwah-dwae-sae-yoh
Suggestion / Let's Polite (요)
악화돼요
ah-kwah-dwae-yoh
Question Polite (요)
악화돼요?
ah-kwah-dwae-yoh-?
Connective “and” — (고)
악화되고
ah-kwah-dwae-goh
Conditional “if” — (면)
악화되면
ah-kwah-dwae-myuhn
Noun form — (기)
악화됨
ah-kwah-dwaem