khoa trương 
to boast, brag [see compounds] 
[see in German dictionary] 
[see HanViet] [ khoa ] : subject of study, specialty; classifier for exams, course
[ trương ] : to open, show; to expand, swell
All Compounds:
khoa trương khoa trương to boast, brag [see compounds] [see in German dictionary] [see HanViet] khoa trương