Verbseoul.
하다 verb (adj)

신성하다 conjugation (sinseonghada, sacred, holy)

To say sacred, holy politely in the present tense, use 신성해요 (sheen-suhng-hae-yoh) · sinseonghaeyo. Below is the full conjugation of 신성하다 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
신성해
sheen-suhng-hae
sinseonghae
신성해요
sheen-suhng-hae-yoh
sinseonghaeyo
신성합니다
sheen-suhng-hahm-nee-dah
sinseonghamnida
Past
신성했어
sheen-suhng-hae-ssuh
sinseonghaesseo
신성했어요
sheen-suhng-hae-ssuh-yoh
sinseonghaesseoyo
신성했습니다
sheen-suhng-hae-sseum-nee-dah
sinseonghaesseumnida
Future
신성할 거야
sheen-suhng-hahl guh-yah
sinseonghal geoya
신성할 거예요
sheen-suhng-hahl guh-yae-yoh
sinseonghal geoyeyo
신성할 겁니다
sheen-suhng-hahl guhm-nee-dah
sinseonghal geomnida

Other useful forms

Honorific / Command Polite (-(으)세요)
신성하세요
sheen-suhng-hah-sae-yoh
sinseonghaseyo
Suggestion / Let's Polite (요)
신성해요
sheen-suhng-hae-yoh
sinseonghaeyo
Question Polite (요)
신성해요?
sheen-suhng-hae-yoh-?
sinseonghaeyo?
Connective "and" — (고)
신성하고
sheen-suhng-hah-goh
sinseonghago
Conditional "if" — (면)
신성하면
sheen-suhng-hah-myuhn
sinseonghamyeon
Progressive (고 있어요)
신성하고 있어요
sheen-suhng-hah-goh ee-ssuh-yoh
sinseonghago isseoyo
Want to (고 싶어요)
신성하고 싶어요
sheen-suhng-hah-goh shee-puh-yoh
sinseonghago sipeoyo
Can / Able to ((으)ㄹ 수 있어요)
신성할 수 있어요
sheen-suhng-hahl soo ee-ssuh-yoh
sinseonghal su isseoyo
Because / So (아/어서)
신성해서
sheen-suhng-hae-suh
sinseonghaeseo
Noun form — (기)
신성하기
sheen-suhng-hah-gee
sinseonghagi
Noun form — (음)
신성함
sheen-suhng-hahm
sinseongham