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
☆☆☆ I Pronoun 我 tôi, mình, anh, chị...
☆☆☆ MR.; MS.; MRS. Bound Noun 氏 (无对应词汇) anh, chị, cô, chú, cậu
☆☆ HEY; EXCUSE ME Interjection 喂 anh, chị
☆☆ YOU Pronoun 当身您 ông, bà, anh, chị