EGOTISM
egotism, self-importance, swelled head
(noun) an exaggerated opinion of your own importance
ego, egotism, self-importance
(noun) an inflated feeling of pride in your superiority to others
Source: WordNet® 3.1
Etymology
Noun
egotism (usually uncountable, plural egotisms)
A tendency to talk excessively about oneself.
A belief that one is superior to or more important than others.
(countable) The result or product of being egoistic.
(nonstandard, by confusion of the similar words) Egoism.
Synonyms
• pride, vanity, conceit
• egocentrism, egoism
Source: Wiktionary
E"go*tism, n. Etym: [L. ego I + ending -tism for -ism, prob.
influenced by other English words in -tism fr. the Greek, where t is
not part of the ending, as baptism. See Egoism.]
Definition: The practice of too frequently using the word I; hence, a
speaking or writing overmuch of one's self; self-exaltation; self-
praise; the act or practice of magnifying one's self or parading
one's own doings. The word is also used in the sense of egoism.
His excessive egotism, which filled all objects with himself.
Hazlitt.
Syn.
– Egotism, Self-conceit, Vanity, Egoism. Self-conceit is an
overweening opinion of one's talents, capacity, attractions, etc.;
egotism is the acting out of self-conceit, or self-importance, in
words and exterior conduct; vanity is inflation of mind arising from
the idea of being thought highly of by others. It shows itself by its
eagerness to catch the notice of others. Egoism is a state in which
the feelings are concentrated on one's self. Its expression is
egotism.
Source: Webster’s Unabridged Dictionary 1913 Edition