Verbseoul.
하다 verb (adj)

불친절하다 conjugation (bulchinjeolhada, unkind, unfriendly)

To say unkind, unfriendly politely in the present tense, use 불친절해요 (bool-cheen-chuhl-hae-yoh) · bulchinjeolhaeyo. Below is the full conjugation of 불친절하다 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
불친절해
bool-cheen-chuhl-hae
bulchinjeolhae
불친절해요
bool-cheen-chuhl-hae-yoh
bulchinjeolhaeyo
불친절합니다
bool-cheen-chuhl-hahm-nee-dah
bulchinjeolhamnida
Past
불친절했어
bool-cheen-chuhl-hae-ssuh
bulchinjeolhaesseo
불친절했어요
bool-cheen-chuhl-hae-ssuh-yoh
bulchinjeolhaesseoyo
불친절했습니다
bool-cheen-chuhl-hae-sseum-nee-dah
bulchinjeolhaesseumnida
Future
불친절할 거야
bool-cheen-chuhl-hahl guh-yah
bulchinjeolhal geoya
불친절할 거예요
bool-cheen-chuhl-hahl guh-yae-yoh
bulchinjeolhal geoyeyo
불친절할 겁니다
bool-cheen-chuhl-hahl guhm-nee-dah
bulchinjeolhal geomnida

Other useful forms

Honorific / Command Polite (-(으)세요)
불친절하세요
bool-cheen-chuhl-hah-sae-yoh
bulchinjeolhaseyo
Suggestion / Let's Polite (요)
불친절해요
bool-cheen-chuhl-hae-yoh
bulchinjeolhaeyo
Question Polite (요)
불친절해요?
bool-cheen-chuhl-hae-yoh-?
bulchinjeolhaeyo?
Connective "and" — (고)
불친절하고
bool-cheen-chuhl-hah-goh
bulchinjeolhago
Conditional "if" — (면)
불친절하면
bool-cheen-chuhl-hah-myuhn
bulchinjeolhamyeon
Progressive (고 있어요)
불친절하고 있어요
bool-cheen-chuhl-hah-goh ee-ssuh-yoh
bulchinjeolhago isseoyo
Want to (고 싶어요)
불친절하고 싶어요
bool-cheen-chuhl-hah-goh shee-puh-yoh
bulchinjeolhago sipeoyo
Can / Able to ((으)ㄹ 수 있어요)
불친절할 수 있어요
bool-cheen-chuhl-hahl soo ee-ssuh-yoh
bulchinjeolhal su isseoyo
Because / So (아/어서)
불친절해서
bool-cheen-chuhl-hae-suh
bulchinjeolhaeseo
Noun form — (기)
불친절하기
bool-cheen-chuhl-hah-gee
bulchinjeolhagi
Noun form — (음)
불친절함
bool-cheen-chuhl-hahm
bulchinjeolham