like: phản ứng phụ
Intermediate Level Advanced Level
Composite Words Listening Comprehension Oxford Topics Duolingo Topics 315 Activities
BEGINNER LEVEL
exact:
VNEN 
phản ứng phụ * ☊ 
side effect * ☊
[ phản ] : (1) wooden bed, camp bed; (2) to turn back, oppose, be contrary; (3) to counter, betray
[ ứng ] : to respond
[ phụ ] : to help, assist, aid; secondary, attached, assistant, auxiliary