like: bội ước
Intermediate Level Advanced Level
Composite Words Listening Comprehension Oxford Topics Duolingo Topics 315 Activities
BEGINNER LEVEL
exact:
VNEN 
bội ước * ☊ 
to break a promise; breech of promise * ☊
[ bội ] : (1) to violate, break; (2) to double, multiply; (3) opera, classical theater
[ ước ] : (1) promise, treaty, agreement; (2) to wish; (3) to estimate, approximate, guess
[ ước ] : convention