Verbseoul.
descriptive
허벌나다heobeolnadavery, incredibly, suprisingly many

To say very, incredibly, suprisingly many politely in the present tense, use 허벌나요 (huh-buhl-nah-yoh). Below is the full conjugation of 허벌나다 across the three tenses and three everyday speech levels.

Conjugation table

TenseCasual (반말)Polite (요)Formal (합니다)
Present
허벌나
huh-buhl-nah
허벌나요
huh-buhl-nah-yoh
허벌납니다
huh-buhl-nahm-nee-dah
Past
허벌났어
huh-buhl-nah-ssuh
허벌났어요
huh-buhl-nah-ssuh-yoh
허벌났습니다
huh-buhl-nah-sseum-nee-dah
Future
허벌날 거야
huh-buhl-nahl- -guh-yah
허벌날 거예요
huh-buhl-nahl- -guh-yae-yoh
허벌날 겁니다
huh-buhl-nahl- -guhm-nee-dah

Other useful forms

Command Polite (세요)
허벌나세요
huh-buhl-nah-sae-yoh
Suggestion / Let's Polite (요)
허벌나요
huh-buhl-nah-yoh
Question Polite (요)
허벌나요?
huh-buhl-nah-yoh-?
Connective “and” — (고)
허벌나고
huh-buhl-nah-goh
Conditional “if” — (면)
허벌나면
huh-buhl-nah-myuhn
Noun form — (기)
허벌남
huh-buhl-nahm