Verbseoul.
regular
고이다goidato pool, to form a puddle

To say to pool, to form a puddle politely in the present tense, use 고여요 (goh-yuh-yoh). Below is the full conjugation of 고이다 across the three tenses and three everyday speech levels.

Conjugation table

TenseCasual (반말)Polite (요)Formal (합니다)
Present
고여
goh-yuh
고여요
goh-yuh-yoh
고입니다
goh-eem-nee-dah
Past
고였어
goh-yuh-ssuh
고였어요
goh-yuh-ssuh-yoh
고였습니다
goh-yuh-sseum-nee-dah
Future
고일 거야
goh-eel- -guh-yah
고일 거예요
goh-eel- -guh-yae-yoh
고일 겁니다
goh-eel- -guhm-nee-dah

Other useful forms

Command Polite (세요)
고이세요
goh-ee-sae-yoh
Suggestion / Let's Polite (요)
고여요
goh-yuh-yoh
Question Polite (요)
고여요?
goh-yuh-yoh-?
Connective “and” — (고)
고이고
goh-ee-goh
Conditional “if” — (면)
고이면
goh-ee-myuhn
Noun form — (기)
고임
goh-eem