Verbseoul.
regular
악화시키다akhwasikidato make worse, to aggravate, to exacerbate

To say to make worse, to aggravate, to exacerbate politely in the present tense, use 악화시켜요 (ah-kwah-shee-kyuh-yoh). Below is the full conjugation of 악화시키다 across the three tenses and three everyday speech levels.

Conjugation table

TenseCasual (반말)Polite (요)Formal (합니다)
Present
악화시켜
ah-kwah-shee-kyuh
악화시켜요
ah-kwah-shee-kyuh-yoh
악화시킵니다
ah-kwah-shee-keem-nee-dah
Past
악화시켰어
ah-kwah-shee-kyuh-ssuh
악화시켰어요
ah-kwah-shee-kyuh-ssuh-yoh
악화시켰습니다
ah-kwah-shee-kyuh-sseum-nee-dah
Future
악화시킬 거야
ah-kwah-shee-keel- -guh-yah
악화시킬 거예요
ah-kwah-shee-keel- -guh-yae-yoh
악화시킬 겁니다
ah-kwah-shee-keel- -guhm-nee-dah

Other useful forms

Command Polite (세요)
악화시키세요
ah-kwah-shee-kee-sae-yoh
Suggestion / Let's Polite (요)
악화시켜요
ah-kwah-shee-kyuh-yoh
Question Polite (요)
악화시켜요?
ah-kwah-shee-kyuh-yoh-?
Connective “and” — (고)
악화시키고
ah-kwah-shee-kee-goh
Conditional “if” — (면)
악화시키면
ah-kwah-shee-kee-myuhn
Noun form — (기)
악화시킴
ah-kwah-shee-keem