Verbseoul.
하다 verb
변절하다byeonjeolhadato defect

To say to defect politely in the present tense, use 변절해요 (byuhn-chuhl-hae-yoh). Below is the full conjugation of 변절하다 across the three tenses and three everyday speech levels.

Conjugation table

TenseCasual (반말)Polite (요)Formal (합니다)
Present
변절해
byuhn-chuhl-hae
변절해요
byuhn-chuhl-hae-yoh
변절합니다
byuhn-chuhl-hahm-nee-dah
Past
변절했어
byuhn-chuhl-hae-ssuh
변절했어요
byuhn-chuhl-hae-ssuh-yoh
변절했습니다
byuhn-chuhl-hae-sseum-nee-dah
Future
변절할 거야
byuhn-chuhl-hahl- -guh-yah
변절할 거예요
byuhn-chuhl-hahl- -guh-yae-yoh
변절할 겁니다
byuhn-chuhl-hahl- -guhm-nee-dah

Other useful forms

Command Polite (세요)
변절하세요
byuhn-chuhl-hah-sae-yoh
Suggestion / Let's Polite (요)
변절해요
byuhn-chuhl-hae-yoh
Question Polite (요)
변절해요?
byuhn-chuhl-hae-yoh-?
Connective “and” — (고)
변절하고
byuhn-chuhl-hah-goh
Conditional “if” — (면)
변절하면
byuhn-chuhl-hah-myuhn
Noun form — (기)
변절함
byuhn-chuhl-hahm