1 (wiktionary) 2 (vi.wikipedia) 3 (en.wikipedia) 4 (glosbe)

Core Words Familarize yourself with the 'core words'.
Compounds Expand your vocabulary by studying more complex words built by the 'core words'.
Wordsense Learn about the wordsenses of the english term.

ETYMOLOGY

KOREAN 3.0 Eng Wordtype Etym. Gb Vie
☆ SHABBINESS; INDECENCY; UGLY SCENE Noun 꼴 不见看不顺眼，不伦不类 sự tệ hại, sự xấu xí, sự khó coi