Verbseoul.
하다 verb (adj)

무력하다 conjugation (muryeokhada, powerless, helpless, impotent)

To say powerless, helpless, impotent politely in the present tense, use 무력해요 (moo-ryuh-kae-yoh) · muryeokaeyo. Below is the full conjugation of 무력하다 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
무력해
moo-ryuh-kae
muryeokae
무력해요
moo-ryuh-kae-yoh
muryeokaeyo
무력합니다
moo-ryuh-kahm-nee-dah
muryeokamnida
Past
무력했어
moo-ryuh-kae-ssuh
muryeokaesseo
무력했어요
moo-ryuh-kae-ssuh-yoh
muryeokaesseoyo
무력했습니다
moo-ryuh-kae-sseum-nee-dah
muryeokaesseumnida
Future
무력할 거야
moo-ryuh-kahl guh-yah
muryeokal geoya
무력할 거예요
moo-ryuh-kahl guh-yae-yoh
muryeokal geoyeyo
무력할 겁니다
moo-ryuh-kahl guhm-nee-dah
muryeokal geomnida

Other useful forms

Honorific / Command Polite (-(으)세요)
무력하세요
moo-ryuh-kah-sae-yoh
muryeokaseyo
Suggestion / Let's Polite (요)
무력해요
moo-ryuh-kae-yoh
muryeokaeyo
Question Polite (요)
무력해요?
moo-ryuh-kae-yoh-?
muryeokaeyo?
Connective "and" — (고)
무력하고
moo-ryuh-kah-goh
muryeokago
Conditional "if" — (면)
무력하면
moo-ryuh-kah-myuhn
muryeokamyeon
Progressive (고 있어요)
무력하고 있어요
moo-ryuh-kah-goh ee-ssuh-yoh
muryeokago isseoyo
Want to (고 싶어요)
무력하고 싶어요
moo-ryuh-kah-goh shee-puh-yoh
muryeokago sipeoyo
Can / Able to ((으)ㄹ 수 있어요)
무력할 수 있어요
moo-ryuh-kahl soo ee-ssuh-yoh
muryeokal su isseoyo
Because / So (아/어서)
무력해서
moo-ryuh-kae-suh
muryeokaeseo
Noun form — (기)
무력하기
moo-ryuh-kah-gee
muryeokagi
Noun form — (음)
무력함
moo-ryuh-kahm
muryeokam