1 (wiktionary) 2 (vi.wikipedia) 3 (en.wikipedia) 4 (glosbe)
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Etymology Explore the origin of the 'core words'.
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COMPOUNDS
ba chớp ba nhoáng 
careless and fast
ba toác ill-mannered, have improper speech or conduct, careless
bôi (1) to smear, rub out, blot out, be careless; (2) cup
bôi bác careless
bạt (1) careless, negligent, rash, reckless; (2) epilogue; (3) to pull up, remove; (4) to moor
bất cẩn careless, negligent
bất ý heedless, careless, negligent
bời disordered, careless
bừa phứa careless, disorderly
cất cẩn careless
cẩu thả careless, sloppy
luộm thuộm careless, unkempt
láu táu act or talk fast and thoughtlessly carelessly, hurriedly
lơ đễnh inattentive, heedless, careless, thoughtless
nhuế nhóa anyhow, haphazard, careless, negligent, slipshod, perfunctorily
nói bừa to speak carelessly, thoughtlessly
quýnh quáng be careless
sơ khoáng negligently negligence, neglect, carelessness
sơ suất negligent, careless
sơ xuất careless
sự cẩu thả sloppiness, carelessness
sự lái xe bất cẩn careless driving
thèo đảnh carelessly, nonchalantly, heedlessly
vong mạng risk, venture, take the risk, take risk, careless, reckless
vơ váo ill-mannered, careless, sloppy
xười negligent, neglectful, remiss, careless
xổng xểnh negligent, careless
ẩu careless, reckless, negligent; to strike
ba chớp ba nhoáng careless and fast ba toác ill-mannered, have improper speech or conduct, careless bôi (1) to smear, rub out, blot out, be careless; (2) cup bôi bác careless bạt (1) careless, negligent, rash, reckless; (2) epilogue; (3) to pull up, remove; (4) to moor bất cẩn careless, negligent bất ý heedless, careless, negligent bời disordered, careless bừa phứa careless, disorderly cất cẩn careless cẩu thả careless, sloppy luộm thuộm careless, unkempt láu táu act or talk fast and thoughtlessly carelessly, hurriedly lơ đễnh inattentive, heedless, careless, thoughtless nhuế nhóa anyhow, haphazard, careless, negligent, slipshod, perfunctorily nói bừa to speak carelessly, thoughtlessly quýnh quáng be careless sơ khoáng negligently negligence, neglect, carelessness sơ suất negligent, careless sơ xuất careless sự cẩu thả sloppiness, carelessness sự lái xe bất cẩn careless driving thèo đảnh carelessly, nonchalantly, heedlessly vong mạng risk, venture, take the risk, take risk, careless, reckless vơ váo ill-mannered, careless, sloppy xười negligent, neglectful, remiss, careless xổng xểnh negligent, careless ẩu careless, reckless, negligent; to strike