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
☆☆☆ DAYS TO COME; FUTURE Noun 来日明天 ngày mai
☆☆☆ TOMORROW Adverb 来日明天 ngày mai
☆ (DELAYING) LITTLE BY LITTLE Adverb 此日彼日一天拖一天 lần lữa ngày mai ngày kia