like: bền bỉ
Intermediate Level Advanced Level
Composite Words Listening Comprehension Oxford Topics Duolingo Topics 315 Activities
BEGINNER LEVEL
exact:
VNEN 
bền bỉ * ☊ 
enduring * ☊
[ bền ] : durable, long-lasting, firm, solid, strong, solid
[ bỉ ] : (1) low, vulgar, scornful, contemptuous, lowly, vulgar, humble; (2) Belgium, Belgian; (3) that