Verbseoul.
하다 verb (adj)
불필요하다bulpilyohadaunnecessary

To say unnecessary politely in the present tense, use 불필요해요 (bool-pee-ryoh-hae-yoh). Below is the full conjugation of 불필요하다 across the three tenses and three everyday speech levels.

Conjugation table

TenseCasual (반말)Polite (요)Formal (합니다)
Present
불필요해
bool-pee-ryoh-hae
불필요해요
bool-pee-ryoh-hae-yoh
불필요합니다
bool-pee-ryoh-hahm-nee-dah
Past
불필요했어
bool-pee-ryoh-hae-ssuh
불필요했어요
bool-pee-ryoh-hae-ssuh-yoh
불필요했습니다
bool-pee-ryoh-hae-sseum-nee-dah
Future
불필요할 거야
bool-pee-ryoh-hahl- -guh-yah
불필요할 거예요
bool-pee-ryoh-hahl- -guh-yae-yoh
불필요할 겁니다
bool-pee-ryoh-hahl- -guhm-nee-dah

Other useful forms

Command Polite (세요)
불필요하세요
bool-pee-ryoh-hah-sae-yoh
Suggestion / Let's Polite (요)
불필요해요
bool-pee-ryoh-hae-yoh
Question Polite (요)
불필요해요?
bool-pee-ryoh-hae-yoh-?
Connective “and” — (고)
불필요하고
bool-pee-ryoh-hah-goh
Conditional “if” — (면)
불필요하면
bool-pee-ryoh-hah-myuhn
Noun form — (기)
불필요함
bool-pee-ryoh-hahm