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
☆☆ BROTHER AND SISTER Noun 男妹兄妹 anh em, anh trai và em gái
☆ BROTHER AND SISTER Noun 兄妹 anh em, anh trai với em gái