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
☆☆ ROADSIDE Noun 路边，路旁 lề đường, vệ đường, bên đường
☆ ROADSIDE TREES; STREET TREES Noun 街路树行道树，林荫树 cây ven đường