Verbseoul.
regular
그릇되다geureutdoedato become wrong (immoral)

To say to become wrong (immoral) politely in the present tense, use 그릇돼요 (geu-reu-ttwae-yoh). Below is the full conjugation of 그릇되다 across the three tenses and three everyday speech levels.

Conjugation table

TenseCasual (반말)Polite (요)Formal (합니다)
Present
그릇돼
geu-reu-ttwae
그릇돼요
geu-reu-ttwae-yoh
그릇됩니다
geu-reu-ttwaem-nee-dah
Past
그릇됐어
geu-reu-ttwae-ssuh
그릇됐어요
geu-reu-ttwae-ssuh-yoh
그릇됐습니다
geu-reu-ttwae-sseum-nee-dah
Future
그릇될 거야
geu-reu-ttwael- -guh-yah
그릇될 거예요
geu-reu-ttwael- -guh-yae-yoh
그릇될 겁니다
geu-reu-ttwael- -guhm-nee-dah

Other useful forms

Command Polite (세요)
그릇되세요
geu-reu-ttwae-sae-yoh
Suggestion / Let's Polite (요)
그릇돼요
geu-reu-ttwae-yoh
Question Polite (요)
그릇돼요?
geu-reu-ttwae-yoh-?
Connective “and” — (고)
그릇되고
geu-reu-ttwae-goh
Conditional “if” — (면)
그릇되면
geu-reu-ttwae-myuhn
Noun form — (기)
그릇됨
geu-reu-ttwaem