egoism

• egoïsm (rare)
• egomism (obsolete)

From French égoïsme, from New Latin egoismus, from Latin ego. By surface analysis, ego +‎ -ism.

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egoism (countable and uncountable, plural egoisms)

1. The tendency to think selfishly with exclusive self-interest in mind.
2. (ethics) The belief that moral behavior should be directed toward one's self-interest only.
3. (nonstandard, by confusion of the similar words) Egotism (tendency to talk excessively about oneself).

• (tendency to think of self): selfishness

• (tendency to think of self): altruism

• egoist
• egoistic
• egoistical

• ethnocentrism
• misanthropy (hatred of human race)
• narcissism

• gomesi

From French égoïsme.

egoism n (uncountable)

1. egoism, selfishness

egoism c (uncountable)

1. egoism; the tendency to think of self and self-interest.
2. (ethics) egoism; the belief that moral behavior should be directed toward one's self-interest.