Verbseoul.
하다 verb (adj)

중요하다 conjugation (jungyohada, to be important)

To say to be important politely in the present tense, use 중요해요 (choong-yoh-hae-yoh) · jungyohaeyo. Below is the full conjugation of 중요하다 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
중요해
choong-yoh-hae
jungyohae
중요해요
choong-yoh-hae-yoh
jungyohaeyo
중요합니다
choong-yoh-hahm-nee-dah
jungyohamnida
Past
중요했어
choong-yoh-hae-ssuh
jungyohaesseo
중요했어요
choong-yoh-hae-ssuh-yoh
jungyohaesseoyo
중요했습니다
choong-yoh-hae-sseum-nee-dah
jungyohaesseumnida
Future
중요할 거야
choong-yoh-hahl guh-yah
jungyohal geoya
중요할 거예요
choong-yoh-hahl guh-yae-yoh
jungyohal geoyeyo
중요할 겁니다
choong-yoh-hahl guhm-nee-dah
jungyohal geomnida

Other useful forms

Honorific / Command Polite (-(으)세요)
중요하세요
choong-yoh-hah-sae-yoh
jungyohaseyo
Suggestion / Let's Polite (요)
중요해요
choong-yoh-hae-yoh
jungyohaeyo
Question Polite (요)
중요해요?
choong-yoh-hae-yoh-?
jungyohaeyo?
Connective "and" — (고)
중요하고
choong-yoh-hah-goh
jungyohago
Conditional "if" — (면)
중요하면
choong-yoh-hah-myuhn
jungyohamyeon
Progressive (고 있어요)
중요하고 있어요
choong-yoh-hah-goh ee-ssuh-yoh
jungyohago isseoyo
Want to (고 싶어요)
중요하고 싶어요
choong-yoh-hah-goh shee-puh-yoh
jungyohago sipeoyo
Can / Able to ((으)ㄹ 수 있어요)
중요할 수 있어요
choong-yoh-hahl soo ee-ssuh-yoh
jungyohal su isseoyo
Because / So (아/어서)
중요해서
choong-yoh-hae-suh
jungyohaeseo
Noun form — (기)
중요하기
choong-yoh-hah-gee
jungyohagi
Noun form — (음)
중요함
choong-yoh-hahm
jungyoham