Verbseoul.
하다 verb
사하다sahadato die

To say to die politely in the present tense, use 사해요 (sah-hae-yoh). Below is the full conjugation of 사하다 across the three tenses and three everyday speech levels.

Conjugation table

TenseCasual (반말)Polite (요)Formal (합니다)
Present
사해
sah-hae
사해요
sah-hae-yoh
사합니다
sah-hahm-nee-dah
Past
사했어
sah-hae-ssuh
사했어요
sah-hae-ssuh-yoh
사했습니다
sah-hae-sseum-nee-dah
Future
사할 거야
sah-hahl- -guh-yah
사할 거예요
sah-hahl- -guh-yae-yoh
사할 겁니다
sah-hahl- -guhm-nee-dah

Other useful forms

Command Polite (세요)
사하세요
sah-hah-sae-yoh
Suggestion / Let's Polite (요)
사해요
sah-hae-yoh
Question Polite (요)
사해요?
sah-hae-yoh-?
Connective “and” — (고)
사하고
sah-hah-goh
Conditional “if” — (면)
사하면
sah-hah-myuhn
Noun form — (기)
사함
sah-hahm