Verbseoul.
하다 verb (adj)

궤탈사하다 conjugation (gwetalsahada, to be very old and dirty)

To say to be very old and dirty politely in the present tense, use 궤탈사해요 (gweh-tahl-sah-hae-yoh) · gwetalsahaeyo. Below is the full conjugation of 궤탈사하다 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
궤탈사해
gweh-tahl-sah-hae
gwetalsahae
궤탈사해요
gweh-tahl-sah-hae-yoh
gwetalsahaeyo
궤탈사합니다
gweh-tahl-sah-hahm-nee-dah
gwetalsahamnida
Past
궤탈사했어
gweh-tahl-sah-hae-ssuh
gwetalsahaesseo
궤탈사했어요
gweh-tahl-sah-hae-ssuh-yoh
gwetalsahaesseoyo
궤탈사했습니다
gweh-tahl-sah-hae-sseum-nee-dah
gwetalsahaesseumnida
Future
궤탈사할 거야
gweh-tahl-sah-hahl guh-yah
gwetalsahal geoya
궤탈사할 거예요
gweh-tahl-sah-hahl guh-yae-yoh
gwetalsahal geoyeyo
궤탈사할 겁니다
gweh-tahl-sah-hahl guhm-nee-dah
gwetalsahal geomnida

Other useful forms

Honorific / Command Polite (-(으)세요)
궤탈사하세요
gweh-tahl-sah-hah-sae-yoh
gwetalsahaseyo
Suggestion / Let's Polite (요)
궤탈사해요
gweh-tahl-sah-hae-yoh
gwetalsahaeyo
Question Polite (요)
궤탈사해요?
gweh-tahl-sah-hae-yoh-?
gwetalsahaeyo?
Connective "and" — (고)
궤탈사하고
gweh-tahl-sah-hah-goh
gwetalsahago
Conditional "if" — (면)
궤탈사하면
gweh-tahl-sah-hah-myuhn
gwetalsahamyeon
Progressive (고 있어요)
궤탈사하고 있어요
gweh-tahl-sah-hah-goh ee-ssuh-yoh
gwetalsahago isseoyo
Want to (고 싶어요)
궤탈사하고 싶어요
gweh-tahl-sah-hah-goh shee-puh-yoh
gwetalsahago sipeoyo
Can / Able to ((으)ㄹ 수 있어요)
궤탈사할 수 있어요
gweh-tahl-sah-hahl soo ee-ssuh-yoh
gwetalsahal su isseoyo
Because / So (아/어서)
궤탈사해서
gweh-tahl-sah-hae-suh
gwetalsahaeseo
Noun form — (기)
궤탈사하기
gweh-tahl-sah-hah-gee
gwetalsahagi
Noun form — (음)
궤탈사함
gweh-tahl-sah-hahm
gwetalsaham