like: thuốc ngủ
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Composite Words Listening Comprehension Oxford Topics Duolingo Topics 315 Activities
BEGINNER LEVEL
exact:
VNEN 
thuốc ngủ * ☊ 
soporific * ☊
[ thuốc ] : cigarette, medicine (also as a field of study); product
[ ngủ ] : to sleep, be asleep
[ ngủ ] : asleep
[ ngủ ] : sleep