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
☆☆☆ MOOD; FEELINGS Noun 气分心情 tâm trạng
☆☆ FEELING; THOUGHT Noun 心情心情 tâm trạng, tâm tư
☆ MENTAL STATE; MIND; FEELINGS Noun 心境心境，心情，心态 tâm trạng