Verbseoul.
descriptive
굵다gukdato be thick

To say to be thick politely in the present tense, use 굵어요 (gool-uh-yoh). Below is the full conjugation of 굵다 across the three tenses and three everyday speech levels.

Conjugation table

TenseCasual (반말)Polite (요)Formal (합니다)
Present
굵어
gool-uh
굵어요
gool-uh-yoh
굵습니다
gool-seum-nee-dah
Past
굵었어
gool-uh-ssuh
굵었어요
gool-uh-ssuh-yoh
굵었습니다
gool-uh-sseum-nee-dah
Future
굵을 거야
gool-eul- -guh-yah
굵을 거예요
gool-eul- -guh-yae-yoh
굵을 겁니다
gool-eul- -guhm-nee-dah

Other useful forms

Command Polite (세요)
굵으세요
gool-eu-sae-yoh
Suggestion / Let's Polite (요)
굵어요
gool-uh-yoh
Question Polite (요)
굵어요?
gool-uh-yoh-?
Connective “and” — (고)
굵고
gool-goh
Conditional “if” — (면)
굵으면
gool-eu-myuhn
Noun form — (기)
굵음
gool-eum