arrogant behaviour, manner

exaggerated self-opinion

a feeling of personal satisfaction (but without caring about others)

egotism

too high opinion of, too much pride in, oneself or one's abilities

egotism

the theory that our actions are always caused by the desire to benefit ourselves

self-centeredness

a mental illness in which a person has exaggerated ideas of her or his importance, power, wealth etc

self-centeredness

selfishness

egotism

the belief that the truth or value of a theory depends on its practical use

arrogance, self-importance

a feeling of satisfaction because of what one has done, or because of a person, thing etc one is concerned with; self-respect

self-esteem

the state of having too high an opinion of one's look, abilities etc

conceit, egotism