Verbseoul.
regular
붐비다bumbidato be crowded, packed, bustling

To say to be crowded, packed, bustling politely in the present tense, use 붐벼요 (boom-byuh-yoh). Below is the full conjugation of 붐비다 across the three tenses and three everyday speech levels.

Conjugation table

TenseCasual (반말)Polite (요)Formal (합니다)
Present
붐벼
boom-byuh
붐벼요
boom-byuh-yoh
붐빕니다
boom-beem-nee-dah
Past
붐볐어
boom-byuh-ssuh
붐볐어요
boom-byuh-ssuh-yoh
붐볐습니다
boom-byuh-sseum-nee-dah
Future
붐빌 거야
boom-beel- -guh-yah
붐빌 거예요
boom-beel- -guh-yae-yoh
붐빌 겁니다
boom-beel- -guhm-nee-dah

Other useful forms

Command Polite (세요)
붐비세요
boom-bee-sae-yoh
Suggestion / Let's Polite (요)
붐벼요
boom-byuh-yoh
Question Polite (요)
붐벼요?
boom-byuh-yoh-?
Connective “and” — (고)
붐비고
boom-bee-goh
Conditional “if” — (면)
붐비면
boom-bee-myuhn
Noun form — (기)
붐빔
boom-beem