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
☆☆ UNTIL NOW; SO FAR Adverb 只今 껏 从来，一向 cho đến bây giờ, mãi cho đến nay
☆☆ NOT TILL THEN Adverb 才 cho đến khi …thì, mãi đến khi…thì
☆ UP TO NOW; UNTIL THE PRESENT; TO THIS TIME Adverb 从来，一向 cho đến bây giờ