Verbseoul.
하다 verb
갹출하다gyakchulhadato contribute

To say to contribute politely in the present tense, use 갹출해요 (gyahg-chool-hae-yoh). Below is the full conjugation of 갹출하다 across the three tenses and three everyday speech levels.

Conjugation table

TenseCasual (반말)Polite (요)Formal (합니다)
Present
갹출해
gyahg-chool-hae
갹출해요
gyahg-chool-hae-yoh
갹출합니다
gyahg-chool-hahm-nee-dah
Past
갹출했어
gyahg-chool-hae-ssuh
갹출했어요
gyahg-chool-hae-ssuh-yoh
갹출했습니다
gyahg-chool-hae-sseum-nee-dah
Future
갹출할 거야
gyahg-chool-hahl- -guh-yah
갹출할 거예요
gyahg-chool-hahl- -guh-yae-yoh
갹출할 겁니다
gyahg-chool-hahl- -guhm-nee-dah

Other useful forms

Command Polite (세요)
갹출하세요
gyahg-chool-hah-sae-yoh
Suggestion / Let's Polite (요)
갹출해요
gyahg-chool-hae-yoh
Question Polite (요)
갹출해요?
gyahg-chool-hae-yoh-?
Connective “and” — (고)
갹출하고
gyahg-chool-hah-goh
Conditional “if” — (면)
갹출하면
gyahg-chool-hah-myuhn
Noun form — (기)
갹출함
gyahg-chool-hahm