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
☆☆ VIOLATION; CONTRAVENTION; INFRINGEMENT Noun 违反违反，违背 sự vi phạm
☆☆ BREAK; INFRINGE; DISOBEY Verb 违反，违背 làm trái, vi phạm, lỗi (hẹn)