Verbseoul.
regular
뿜다ppumdato fume, puff, smoke, spout, spurt

To say to fume, puff, smoke, spout, spurt politely in the present tense, use 뿜어요 (bboo-muh-yoh). Below is the full conjugation of 뿜다 across the three tenses and three everyday speech levels.

Conjugation table

TenseCasual (반말)Polite (요)Formal (합니다)
Present
뿜어
bboo-muh
뿜어요
bboo-muh-yoh
뿜습니다
bboom-seum-nee-dah
Past
뿜었어
bboo-muh-ssuh
뿜었어요
bboo-muh-ssuh-yoh
뿜었습니다
bboo-muh-sseum-nee-dah
Future
뿜을 거야
bboo-meul- -guh-yah
뿜을 거예요
bboo-meul- -guh-yae-yoh
뿜을 겁니다
bboo-meul- -guhm-nee-dah

Other useful forms

Command Polite (세요)
뿜으세요
bboo-meu-sae-yoh
Suggestion / Let's Polite (요)
뿜어요
bboo-muh-yoh
Question Polite (요)
뿜어요?
bboo-muh-yoh-?
Connective “and” — (고)
뿜고
bboom-goh
Conditional “if” — (면)
뿜으면
bboo-meu-myuhn
Noun form — (기)
뿜음
bboo-meum