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
☆ BEING GROUNDBREAKING; BEING EPOCH-MAKING; BEING REVOLUTIONARY Noun 划期的划时代的，巨大的，重大的 tính bước ngoặc
☆ CHARACTER OF THE TIMES Noun 时代的时代的 tính thời đại
☆ GROUNDBREAKING; EPOCH-MAKING; REVOLUTIONARY Determiner 划期的划时代的，巨大的，重大的 mang tính bước ngoặc
☆ PERIODIC Determiner 时代的时代的 mang tính thời đại