Verbseoul.
하다 verb (adj)
무지하다mujihadaignorant

To say ignorant politely in the present tense, use 무지해요 (moo-chee-hae-yoh). Below is the full conjugation of 무지하다 across the three tenses and three everyday speech levels.

Conjugation table

TenseCasual (반말)Polite (요)Formal (합니다)
Present
무지해
moo-chee-hae
무지해요
moo-chee-hae-yoh
무지합니다
moo-chee-hahm-nee-dah
Past
무지했어
moo-chee-hae-ssuh
무지했어요
moo-chee-hae-ssuh-yoh
무지했습니다
moo-chee-hae-sseum-nee-dah
Future
무지할 거야
moo-chee-hahl- -guh-yah
무지할 거예요
moo-chee-hahl- -guh-yae-yoh
무지할 겁니다
moo-chee-hahl- -guhm-nee-dah

Other useful forms

Command Polite (세요)
무지하세요
moo-chee-hah-sae-yoh
Suggestion / Let's Polite (요)
무지해요
moo-chee-hae-yoh
Question Polite (요)
무지해요?
moo-chee-hae-yoh-?
Connective “and” — (고)
무지하고
moo-chee-hah-goh
Conditional “if” — (면)
무지하면
moo-chee-hah-myuhn
Noun form — (기)
무지함
moo-chee-hahm