egophonic
/ɛɡəˈfɒnɪk/Definitions
1. adjective
Relating to or characteristic of an excessive preoccupation with oneself, especially in speech or writing.
“The egophonic posts on social media made everyone roll their eyes.”
2. noun
A tendency to talk excessively about oneself, especially in a self-important or boastful manner.
“His egophonic nature made it difficult for him to connect with others.”