egomaniacal

American  

[ee-goh-muh-nahy-i-kuhl, eg-oh-] / ˌi goʊ məˈnaɪ ɪ kəl, ˌɛg oʊ- /

adjective

1. displaying egomania; abnormally or extremely selfish and self-centered, with an excessively high opinion of oneself.

   His followers are eerily similar to those of another egomaniacal psychopath in the 1930s—Adolf Hitler.

   Professor Lang is a vain, strutting buffoon, given to egomaniacal rages and ridiculous posturing.

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Other Word Forms

• egomaniacally
  adverb

Etymology

Origin of egomaniacal

First recorded in 1895–1900; egomaniac ( def. ) + -al ¹ ( def. )

Example Sentences

See Examples For:

egomaniacal

His Truth Social posts are more self-referential and egomaniacal: in 2026, half of his posts have used first-person pronouns — sometimes more than 12 times in a single post.

From Salon ● May 26, 2026

The trial is fake and everyone except him is an actor, including the most recognizable of the bunch: James Marsden, who plays an exaggerated, egomaniacal version of himself.

From Los Angeles Times ● Jan. 15, 2024

“In the hands of a lesser actor, Giorgio could easily come across as a one-dimensional, egomaniacal bully,” says Read.

From Seattle Times ● Mar. 23, 2023

Every chance you get, squint a little, so you can see whom they will become once they’re out of this egomaniacal cocoon.

From Washington Post ● Jan. 28, 2023

His egomaniacal behaviour and his almost Rousseauesque fear and suspicion of others were only the external manifestations of his inner discrepancies.

From The Case Of Wagner, Nietzsche Contra Wagner, and Selected Aphorisms. by Nietzsche, Friedrich Wilhelm