Verbseoul.
하다 verb
해설하다haeseolhadato explain

To say to explain politely in the present tense, use 해설해요 (hae-suhl-hae-yoh). Below is the full conjugation of 해설하다 across the three tenses and three everyday speech levels.

Conjugation table

TenseCasual (반말)Polite (요)Formal (합니다)
Present
해설해
hae-suhl-hae
해설해요
hae-suhl-hae-yoh
해설합니다
hae-suhl-hahm-nee-dah
Past
해설했어
hae-suhl-hae-ssuh
해설했어요
hae-suhl-hae-ssuh-yoh
해설했습니다
hae-suhl-hae-sseum-nee-dah
Future
해설할 거야
hae-suhl-hahl- -guh-yah
해설할 거예요
hae-suhl-hahl- -guh-yae-yoh
해설할 겁니다
hae-suhl-hahl- -guhm-nee-dah

Other useful forms

Command Polite (세요)
해설하세요
hae-suhl-hah-sae-yoh
Suggestion / Let's Polite (요)
해설해요
hae-suhl-hae-yoh
Question Polite (요)
해설해요?
hae-suhl-hae-yoh-?
Connective “and” — (고)
해설하고
hae-suhl-hah-goh
Conditional “if” — (면)
해설하면
hae-suhl-hah-myuhn
Noun form — (기)
해설함
hae-suhl-hahm