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
☆☆ CORRELATION Noun 相关相关，相干 sự tương quan
☆☆ REGARDLESS OF Adverb 相关 없이 无关 không liên quan gì, không có quan hệ gì
☆☆ HAVING NO RELATION Adjective 相关 없다 没有关系，不相关 không liên quan