nhằn hạt dưa 
to eat watermelon seeds with one’s front teeth [ nhằn ] : eat with one’s front teeth
[ hạt ] : (1) grain, bead, corn; (2) province, area
[ dưa ] : melon, salted vegetables
Most Common Compounds Set 1:
Most Common Compounds Set 2 :
nhằn hạt dưa to eat watermelon seeds with one’s front teeth