Verbseoul.
하다 verb (adj)
부적절하다bujeokjeolhadato be inappropriate, to be unsuitable

To say to be inappropriate, to be unsuitable politely in the present tense, use 부적절해요 (boo-chuhg-chuhl-hae-yoh). Below is the full conjugation of 부적절하다 across the three tenses and three everyday speech levels.

Conjugation table

TenseCasual (반말)Polite (요)Formal (합니다)
Present
부적절해
boo-chuhg-chuhl-hae
부적절해요
boo-chuhg-chuhl-hae-yoh
부적절합니다
boo-chuhg-chuhl-hahm-nee-dah
Past
부적절했어
boo-chuhg-chuhl-hae-ssuh
부적절했어요
boo-chuhg-chuhl-hae-ssuh-yoh
부적절했습니다
boo-chuhg-chuhl-hae-sseum-nee-dah
Future
부적절할 거야
boo-chuhg-chuhl-hahl- -guh-yah
부적절할 거예요
boo-chuhg-chuhl-hahl- -guh-yae-yoh
부적절할 겁니다
boo-chuhg-chuhl-hahl- -guhm-nee-dah

Other useful forms

Command Polite (세요)
부적절하세요
boo-chuhg-chuhl-hah-sae-yoh
Suggestion / Let's Polite (요)
부적절해요
boo-chuhg-chuhl-hae-yoh
Question Polite (요)
부적절해요?
boo-chuhg-chuhl-hae-yoh-?
Connective “and” — (고)
부적절하고
boo-chuhg-chuhl-hah-goh
Conditional “if” — (면)
부적절하면
boo-chuhg-chuhl-hah-myuhn
Noun form — (기)
부적절함
boo-chuhg-chuhl-hahm