Verbseoul.
하다 verb (adj)

희한하다 conjugation (huihanhada, to be rare or unusual)

To say to be rare or unusual politely in the present tense, use 희한해요 (hui-hahn-hae-yoh) · huihanhaeyo. Below is the full conjugation of 희한하다 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
희한해
hui-hahn-hae
huihanhae
희한해요
hui-hahn-hae-yoh
huihanhaeyo
희한합니다
hui-hahn-hahm-nee-dah
huihanhamnida
Past
희한했어
hui-hahn-hae-ssuh
huihanhaesseo
희한했어요
hui-hahn-hae-ssuh-yoh
huihanhaesseoyo
희한했습니다
hui-hahn-hae-sseum-nee-dah
huihanhaesseumnida
Future
희한할 거야
hui-hahn-hahl guh-yah
huihanhal geoya
희한할 거예요
hui-hahn-hahl guh-yae-yoh
huihanhal geoyeyo
희한할 겁니다
hui-hahn-hahl guhm-nee-dah
huihanhal geomnida

Other useful forms

Honorific / Command Polite (-(으)세요)
희한하세요
hui-hahn-hah-sae-yoh
huihanhaseyo
Suggestion / Let's Polite (요)
희한해요
hui-hahn-hae-yoh
huihanhaeyo
Question Polite (요)
희한해요?
hui-hahn-hae-yoh-?
huihanhaeyo?
Connective "and" — (고)
희한하고
hui-hahn-hah-goh
huihanhago
Conditional "if" — (면)
희한하면
hui-hahn-hah-myuhn
huihanhamyeon
Progressive (고 있어요)
희한하고 있어요
hui-hahn-hah-goh ee-ssuh-yoh
huihanhago isseoyo
Want to (고 싶어요)
희한하고 싶어요
hui-hahn-hah-goh shee-puh-yoh
huihanhago sipeoyo
Can / Able to ((으)ㄹ 수 있어요)
희한할 수 있어요
hui-hahn-hahl soo ee-ssuh-yoh
huihanhal su isseoyo
Because / So (아/어서)
희한해서
hui-hahn-hae-suh
huihanhaeseo
Noun form — (기)
희한하기
hui-hahn-hah-gee
huihanhagi
Noun form — (음)
희한함
hui-hahn-hahm
huihanham