Verbseoul.
하다 verb
교사하다gyosahadato instigate

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

Conjugation table

TenseCasual (반말)Polite (요)Formal (합니다)
Present
교사해
gyoh-sah-hae
교사해요
gyoh-sah-hae-yoh
교사합니다
gyoh-sah-hahm-nee-dah
Past
교사했어
gyoh-sah-hae-ssuh
교사했어요
gyoh-sah-hae-ssuh-yoh
교사했습니다
gyoh-sah-hae-sseum-nee-dah
Future
교사할 거야
gyoh-sah-hahl- -guh-yah
교사할 거예요
gyoh-sah-hahl- -guh-yae-yoh
교사할 겁니다
gyoh-sah-hahl- -guhm-nee-dah

Other useful forms

Command Polite (세요)
교사하세요
gyoh-sah-hah-sae-yoh
Suggestion / Let's Polite (요)
교사해요
gyoh-sah-hae-yoh
Question Polite (요)
교사해요?
gyoh-sah-hae-yoh-?
Connective “and” — (고)
교사하고
gyoh-sah-hah-goh
Conditional “if” — (면)
교사하면
gyoh-sah-hah-myuhn
Noun form — (기)
교사함
gyoh-sah-hahm