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'.
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ETYMOLOGY

KOREAN 3.0 Eng Wordtype Etym. Gb Vie
☆☆ REVENGE Noun 复讐复仇 sự phục thù, sự trả thù, sự báo thù
☆ REVENGE; RETALIATION Noun 报复报仇，报复 sự báo thù, sự phục thù, sự trả thù