Verbseoul.
ㅂ irregular (adj)
뜨겁다tteugeopdato be hot (of the temperature of an object)

To say to be hot (of the temperature of an object) politely in the present tense, use 뜨거워요 (tteu-guh-wuh-yoh). Below is the full conjugation of 뜨겁다 across the three tenses and three everyday speech levels.

Conjugation table

TenseCasual (반말)Polite (요)Formal (합니다)
Present
뜨거워
tteu-guh-wuh
뜨거워요
tteu-guh-wuh-yoh
뜨겁습니다
tteu-guhp-sseum-nee-dah
Past
뜨거웠어
tteu-guh-wuh-ssuh
뜨거웠어요
tteu-guh-wuh-ssuh-yoh
뜨거웠습니다
tteu-guh-wuh-sseum-nee-dah
Future
뜨거울 거야
tteu-guh-ool- -guh-yah
뜨거울 거예요
tteu-guh-ool- -guh-yae-yoh
뜨거울 겁니다
tteu-guh-ool- -guhm-nee-dah

Other useful forms

Command Polite (세요)
뜨거우세요
tteu-guh-oo-sae-yoh
Suggestion / Let's Polite (요)
뜨거워요
tteu-guh-wuh-yoh
Question Polite (요)
뜨거워요?
tteu-guh-wuh-yoh-?
Connective “and” — (고)
뜨겁고
tteu-guhp-goh
Conditional “if” — (면)
뜨거우면
tteu-guh-oo-myuhn
Noun form — (기)
뜨거움
tteu-guh-oom