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
☆☆ DEPRESSION; MELANCHOLY Noun 忧郁忧郁，抑郁 sự trầm uất, sự trầm cảm, sự rầu rĩ
☆ THE BLUES; MENTAL DEPRESSION; MELANCHOLY Noun 忧郁症忧郁症，抑郁症 bệnh trầm uất, bệnh trầm cảm
☆ SAINT; HOLY MAN Noun 圣人圣人，圣贤 thánh nhân