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
☆☆☆ BROWN Noun 褐色褐色 màu nâu
☆☆ CHESTNUT; NUTBROWN COLOR; MAROON Noun 밤 色栗色 màu hạt dẻ
☆ BROWN SEAWEED Noun 裙带菜，海带 mi-yeok, rong biển