aggrandizer
/əˈɡrændaɪzər/
noun
- A person who increases their own power, wealth, or status, especially in a way that seems excessive or unfair.
- The CEO was an aggrandizer who took all the credit for the company's success.
- The politician was known as a self-aggrandizer who cared only about his image.
- History remembers him as an aggrandizer who exploited his position.