誇示こじ
koji

Noun
Suru Verb

1. flaunting; showing off; display (of power, wealth, etc.); ostentation

Transitive
かれけっして自分じぶん学問がくもん誇示こじすることはかった。
karewa kesshite jibunno gakumon'o koji suru kotowa nakatta.
He never made a display of his learning.