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
☆☆ TRUTH; ACTUAL STATE Noun 实际实际 thực tế
☆☆ REALLY; ACTUALLY Adverb 实际实际，实际上 thực tế, thực sự
☆☆ ACTUALLY Adverb 实际 로 实际 trong thực tế, trên thực tế