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
☆☆ MOTIVE Noun 动机动机 động cơ, lý do
☆☆ LAWN; GRASSPLOT Noun 草地，草皮 đồng cỏ
☆☆ ENGINE Noun 机关引擎，发动机 động cơ, máy