Verbseoul.
하다 verb
얘기하다yaegihadacontraction of 이야기하다 (iyagihada): to talk, to converse, to have a conv

To say contraction of 이야기하다 (iyagihada): to talk, to converse, to have a conv politely in the present tense, use 얘기해요 (yae-gee-hae-yoh). Below is the full conjugation of 얘기하다 across the three tenses and three everyday speech levels.

Conjugation table

TenseCasual (반말)Polite (요)Formal (합니다)
Present
얘기해
yae-gee-hae
얘기해요
yae-gee-hae-yoh
얘기합니다
yae-gee-hahm-nee-dah
Past
얘기했어
yae-gee-hae-ssuh
얘기했어요
yae-gee-hae-ssuh-yoh
얘기했습니다
yae-gee-hae-sseum-nee-dah
Future
얘기할 거야
yae-gee-hahl- -guh-yah
얘기할 거예요
yae-gee-hahl- -guh-yae-yoh
얘기할 겁니다
yae-gee-hahl- -guhm-nee-dah

Other useful forms

Command Polite (세요)
얘기하세요
yae-gee-hah-sae-yoh
Suggestion / Let's Polite (요)
얘기해요
yae-gee-hae-yoh
Question Polite (요)
얘기해요?
yae-gee-hae-yoh-?
Connective “and” — (고)
얘기하고
yae-gee-hah-goh
Conditional “if” — (면)
얘기하면
yae-gee-hah-myuhn
Noun form — (기)
얘기함
yae-gee-hahm