Verbseoul.
하다 verb (adj)

신중하다 conjugation (sinjunghada, careful, prudent, cautious)

To say careful, prudent, cautious politely in the present tense, use 신중해요 (sheen-choong-hae-yoh) · sinjunghaeyo. Below is the full conjugation of 신중하다 across the three tenses and three everyday speech levels.

Grammar note (하다 verb (adj)): 하다 adjectives use the same verb 하다 as a suffix to turn descriptive nouns into predicates (행복하다 = to be happy). They conjugate identically to 하다 verbs: the 하 contracts before -아/-어 suffixes to give 해. 행복해요, 행복했어요, 행복합니다. See all 하다 verbs →

Conjugation table

pron. = pronunciation guide  · RR = Revised Romanization

Highlighted = where the stem changes

TenseCasual (반말)Polite (요)Formal (합니다)
Present
신중해
sheen-choong-hae
sinjunghae
신중해요
sheen-choong-hae-yoh
sinjunghaeyo
신중합니다
sheen-choong-hahm-nee-dah
sinjunghamnida
Past
신중했어
sheen-choong-hae-ssuh
sinjunghaesseo
신중했어요
sheen-choong-hae-ssuh-yoh
sinjunghaesseoyo
신중했습니다
sheen-choong-hae-sseum-nee-dah
sinjunghaesseumnida
Future
신중할 거야
sheen-choong-hahl guh-yah
sinjunghal geoya
신중할 거예요
sheen-choong-hahl guh-yae-yoh
sinjunghal geoyeyo
신중할 겁니다
sheen-choong-hahl guhm-nee-dah
sinjunghal geomnida

Other useful forms

Honorific / Command Polite (-(으)세요)
신중하세요
sheen-choong-hah-sae-yoh
sinjunghaseyo
Suggestion / Let's Polite (요)
신중해요
sheen-choong-hae-yoh
sinjunghaeyo
Question Polite (요)
신중해요?
sheen-choong-hae-yoh-?
sinjunghaeyo?
Connective "and" — (고)
신중하고
sheen-choong-hah-goh
sinjunghago
Conditional "if" — (면)
신중하면
sheen-choong-hah-myuhn
sinjunghamyeon
Progressive (고 있어요)
신중하고 있어요
sheen-choong-hah-goh ee-ssuh-yoh
sinjunghago isseoyo
Want to (고 싶어요)
신중하고 싶어요
sheen-choong-hah-goh shee-puh-yoh
sinjunghago sipeoyo
Can / Able to ((으)ㄹ 수 있어요)
신중할 수 있어요
sheen-choong-hahl soo ee-ssuh-yoh
sinjunghal su isseoyo
Because / So (아/어서)
신중해서
sheen-choong-hae-suh
sinjunghaeseo
Noun form — (기)
신중하기
sheen-choong-hah-gee
sinjunghagi
Noun form — (음)
신중함
sheen-choong-hahm
sinjungham