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
☆☆ PRIORITY; PREFERENCE Noun 优先优先 sự ưu tiên, sự ưu đãi
☆ PRIORITY Noun 优先顺位 ? thứ tự ưu tiên