Verbseoul.
하다 verb (adj)
순박하다sunbakhadato be pure and naive, without falsehood or guise

To say to be pure and naive, without falsehood or guise politely in the present tense, use 순박해요 (soon-bah-kae-yoh). Below is the full conjugation of 순박하다 across the three tenses and three everyday speech levels.

Conjugation table

TenseCasual (반말)Polite (요)Formal (합니다)
Present
순박해
soon-bah-kae
순박해요
soon-bah-kae-yoh
순박합니다
soon-bah-kahm-nee-dah
Past
순박했어
soon-bah-kae-ssuh
순박했어요
soon-bah-kae-ssuh-yoh
순박했습니다
soon-bah-kae-sseum-nee-dah
Future
순박할 거야
soon-bah-kahl- -guh-yah
순박할 거예요
soon-bah-kahl- -guh-yae-yoh
순박할 겁니다
soon-bah-kahl- -guhm-nee-dah

Other useful forms

Command Polite (세요)
순박하세요
soon-bah-kah-sae-yoh
Suggestion / Let's Polite (요)
순박해요
soon-bah-kae-yoh
Question Polite (요)
순박해요?
soon-bah-kae-yoh-?
Connective “and” — (고)
순박하고
soon-bah-kah-goh
Conditional “if” — (면)
순박하면
soon-bah-kah-myuhn
Noun form — (기)
순박함
soon-bah-kahm