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Self-aggrandizing is the process of claiming past accomplishments or attributes about one's self that promote one's self. Typically, these claims stretch the truth or may even be outright lies.
Someone with delusions of grandeur would make self-aggrandizing claims.
When Nick tells girls he's in the Mafia, he's simply self-aggrandizing to impress them.
by Nehmo January 19, 2012

Words related to self-aggrandizing

conceited egomaniac know-it-all self-centered windbag