Verbseoul.
ㅂ irregular (adj)

뜨겁다 conjugation (tteugeopda, to 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) · tteugeowoyo. Below is the full conjugation of 뜨겁다 across the three tenses and three everyday speech levels.

Grammar note (ㅂ irregular (adj)): ㅂ-irregular adjectives follow the same rule as ㅂ-irregular verbs: the ㅂ changes to 우 when a vowel suffix follows. 덥다 (to be hot) becomes 더워요; 쉽다 (to be easy) becomes 쉬워요. The ㅂ is kept intact before consonant suffixes: 덥고, 쉽지. See all ㅂ-irregular verbs →

Conjugation table

pron. = pronunciation guide  · RR = Revised Romanization

Highlighted = where the stem changes

TenseCasual (반말)Polite (요)Formal (합니다)
Present
뜨거워
tteu-guh-wuh
tteugeowo
뜨거워요
tteu-guh-wuh-yoh
tteugeowoyo
뜨겁습니다
tteu-guhp-sseum-nee-dah
tteugeopsseumnida
Past
뜨거웠어
tteu-guh-wuh-ssuh
tteugeowosseo
뜨거웠어요
tteu-guh-wuh-ssuh-yoh
tteugeowosseoyo
뜨거웠습니다
tteu-guh-wuh-sseum-nee-dah
tteugeowosseumnida
Future
뜨거울 거야
tteu-guh-ool guh-yah
tteugeoul geoya
뜨거울 거예요
tteu-guh-ool guh-yae-yoh
tteugeoul geoyeyo
뜨거울 겁니다
tteu-guh-ool guhm-nee-dah
tteugeoul geomnida

Other useful forms

Honorific / Command Polite (-(으)세요)
뜨거우세요
tteu-guh-oo-sae-yoh
tteugeouseyo
Suggestion / Let's Polite (요)
뜨거워요
tteu-guh-wuh-yoh
tteugeowoyo
Question Polite (요)
뜨거워요?
tteu-guh-wuh-yoh-?
tteugeowoyo?
Connective "and" — (고)
뜨겁고
tteu-guhp-goh
tteugeopgo
Conditional "if" — (면)
뜨거우면
tteu-guh-oo-myuhn
tteugeoumyeon
Progressive (고 있어요)
뜨겁고 있어요
tteu-guhp-goh ee-ssuh-yoh
tteugeopgo isseoyo
Want to (고 싶어요)
뜨겁고 싶어요
tteu-guhp-goh shee-puh-yoh
tteugeopgo sipeoyo
Can / Able to ((으)ㄹ 수 있어요)
뜨거울 수 있어요
tteu-guh-ool soo ee-ssuh-yoh
tteugeoul su isseoyo
Because / So (아/어서)
뜨거워서
tteu-guh-wuh-suh
tteugeowoseo
Noun form — (기)
뜨겁기
tteu-guhp-gee
tteugeopgi
Noun form — (음)
뜨거움
tteu-guh-oom
tteugeoum