egotist|egotists

他总是谈论自己的成就，真是个自大狂。

He constantly talks about his achievements—what an ___egotist!

那些自负的人从不询问别人的生活，只顾着吹嘘自己的成功。

The ___egotists never ask about others' lives, only boasting about their own successes.

她真是个自我中心的人，每次聚会都变成她个人故事的展示会。

She's such an ___egotist that every party turns into a showcase of her own stories.