Action or behaviour that benefits another or others at some cost to the performer.
Regard for others, both natural and moral without regard for oneself; devotion to the interests of others; brotherly kindness.
A belief that one is superior to or more important than others.
The result or product of being egoistic.
Egoism (belief that behavior should be directed towards one's self-interest).
A tendency to talk excessively about oneself.