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Etymology Explore the origin of the 'core words'.
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COMPOUNDS
chuẩn xác 
accurate
chính xác precise, exact, accurate
nói xạo to lie, not tell the truth, provide inaccurate information
sao y bản chánh accurate copy
tinh xác exact, precise, accurate
đúng (1) correct, exact, sharp (of time), accurate, correct; (2) to bind (book); to close, shut; to pay; to build, (3) to fit with, go with, agree with, be in accord with; (4) to play (a role), act
đúng hơn more precisely, more accurately, more correctly, that is (to say)
chuẩn xác accurate chính xác precise, exact, accurate nói xạo to lie, not tell the truth, provide inaccurate information sao y bản chánh accurate copy tinh xác exact, precise, accurate đúng (1) correct, exact, sharp (of time), accurate, correct; (2) to bind (book); to close, shut; to pay; to build, (3) to fit with, go with, agree with, be in accord with; (4) to play (a role), act đúng hơn more precisely, more accurately, more correctly, that is (to say)