1 (wiktionary) 2 (vi.wikipedia) 3 (en.wikipedia) 4 (glosbe)



Compounds Expand your vocabulary by studying more complex words built by the 'core words'.
Etymology Explore the origin of the 'core words'.
Wordsense Learn about the wordsenses of the english term.


TOPIK 11000 KOREAN WORDS

HSK 3.0 11000 CHINESE WORDS

7 不知不觉 bùzhī-bùjué unconsciously, unaware

ENGLISH 6000 THEME WORDS


OXFORD 5000 CORE WORDS



TANAKA 6000 CORE WORDS











Before I knew it , I couldn't see the birds .

Trước khi tôi biết điều đó, tôi không thể nhìn thấy những con chim.

It became dark before I knew it .

Trời trở nên tối trước khi tôi biết điều đó.