egotistic

UK: /ˌiːgəˈtɪstɪk/, /ˌɛgəˈtɪstɪk/

US: (ē′gə tis′tik, eg′ə-)

WordReference Random House Unabridged Dictionary of American English © 2025

e•go•tis•tic  (ē′gə tis′tik, eg′ə-), adj. 

1. pertaining to or characterized by egotism.
2. given to talking about oneself;
   vain;
   boastful;
   opinionated.
3. indifferent to the well-being of others;
   selfish.

Also, e′go•tis′ti•cal. 

• egotist + -ic 1855–60

e′go•tis′ti•cal•ly, adv.