Verbseoul.
ㅂ irregular (adj)

눈꼴사납다 conjugation (nunkkolsanapda, ugly, unsightly, hard-featured)

To say ugly, unsightly, hard-featured politely in the present tense, use 눈꼴사나워요 (noon-ggohl-sah-nah-wuh-yoh) · nunkkolsanawoyo. Below is the full conjugation of 눈꼴사납다 across the three tenses and three everyday speech levels.

Grammar note (ㅂ irregular (adj)): ㅂ-irregular adjectives follow the same rule as ㅂ-irregular verbs: the ㅂ changes to 우 when a vowel suffix follows. 덥다 (to be hot) becomes 더워요; 쉽다 (to be easy) becomes 쉬워요. The ㅂ is kept intact before consonant suffixes: 덥고, 쉽지. See all ㅂ-irregular verbs →

Conjugation table

pron. = pronunciation guide  · RR = Revised Romanization

Highlighted = where the stem changes

TenseCasual (반말)Polite (요)Formal (합니다)
Present
눈꼴사나워
noon-ggohl-sah-nah-wuh
nunkkolsanawo
눈꼴사나워요
noon-ggohl-sah-nah-wuh-yoh
nunkkolsanawoyo
눈꼴사납습니다
noon-ggohl-sah-nahp-sseum-nee-dah
nunkkolsanapsseumnida
Past
눈꼴사나웠어
noon-ggohl-sah-nah-wuh-ssuh
nunkkolsanawosseo
눈꼴사나웠어요
noon-ggohl-sah-nah-wuh-ssuh-yoh
nunkkolsanawosseoyo
눈꼴사나웠습니다
noon-ggohl-sah-nah-wuh-sseum-nee-dah
nunkkolsanawosseumnida
Future
눈꼴사나울 거야
noon-ggohl-sah-nah-ool guh-yah
nunkkolsanaul geoya
눈꼴사나울 거예요
noon-ggohl-sah-nah-ool guh-yae-yoh
nunkkolsanaul geoyeyo
눈꼴사나울 겁니다
noon-ggohl-sah-nah-ool guhm-nee-dah
nunkkolsanaul geomnida

Other useful forms

Honorific / Command Polite (-(으)세요)
눈꼴사나우세요
noon-ggohl-sah-nah-oo-sae-yoh
nunkkolsanauseyo
Suggestion / Let's Polite (요)
눈꼴사나워요
noon-ggohl-sah-nah-wuh-yoh
nunkkolsanawoyo
Question Polite (요)
눈꼴사나워요?
noon-ggohl-sah-nah-wuh-yoh-?
nunkkolsanawoyo?
Connective "and" — (고)
눈꼴사납고
noon-ggohl-sah-nahp-goh
nunkkolsanapgo
Conditional "if" — (면)
눈꼴사나우면
noon-ggohl-sah-nah-oo-myuhn
nunkkolsanaumyeon
Progressive (고 있어요)
눈꼴사납고 있어요
noon-ggohl-sah-nahp-goh ee-ssuh-yoh
nunkkolsanapgo isseoyo
Want to (고 싶어요)
눈꼴사납고 싶어요
noon-ggohl-sah-nahp-goh shee-puh-yoh
nunkkolsanapgo sipeoyo
Can / Able to ((으)ㄹ 수 있어요)
눈꼴사나울 수 있어요
noon-ggohl-sah-nah-ool soo ee-ssuh-yoh
nunkkolsanaul su isseoyo
Because / So (아/어서)
눈꼴사나워서
noon-ggohl-sah-nah-wuh-suh
nunkkolsanawoseo
Noun form — (기)
눈꼴사납기
noon-ggohl-sah-nahp-gee
nunkkolsanapgi
Noun form — (음)
눈꼴사나움
noon-ggohl-sah-nah-oom
nunkkolsanaum