egotism

名词 egotism:

1. an exaggerated opinion of your own importance
   同义词：self-importance, swelled head
2. an inflated feeling of pride in your superiority to others
   同义词：ego, self-importance

e.go.tism

n.（名词）
The tendency to speak or write of oneself excessively and boastfully.
自我膨胀：过分吹嘘地谈及或写及自己的倾向
An inflated sense of one`s own importance; conceit.See Synonyms at conceit
自负，自大：膨胀的自负感；自大参见 conceit

来源：
ego
ego
-tism
-tism
as in nepotism
如在 nepotism