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
☆☆☆ THIS Pronoun 这个 cái này, điều này
☆☆☆ THIS Pronoun 这个 cái này
☆☆☆ THIS Pronoun 这个 cái này
☆ THIS AND THAT; EVERYTHING; THIS, THAT, AND THE OTHER Noun 这那，这个那个 cái này cái kia