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
☆ CONTRIBUTION Noun 贡献贡献 sự cống hiến
☆ DEVOTION; DEDICATION; COMMITMENT Noun 献身献身，投身，牺牲，无私 sự hiến thân, sự cống hiến