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
☆☆ GYEONGBOKGUNG PALACE Noun 景福宫景福宫 gyeongbok-gung, cung cảnh phúc
☆☆ ANCIENT PALACE Noun 古宫故宫 cố cung, cung điện cổ
☆ ROYAL PALACE Noun 王宫王宫 hoàng cung, cung vua
☆ PALACE Noun 宫宫，王宫 cung, cung điện