egotism
noun
[ ˈɛɡətɪz(ə)m ]
• the fact of being excessively conceited or absorbed in oneself.
• "in his arrogance and egotism, he underestimated Gill"
Similar:
self-centredness,
egocentricity,
egomania,
self-interest,
selfishness,
self-seeking,
self-serving,
self-regard,
self-absorption,
self-obsession,
self-love,
narcissism,
self-admiration,
self-adulation,
vanity,
conceit,
conceitedness,
self-conceit,
pride,
self-esteem,
self-importance,
boastfulness,
boasting,
bragging,
blowing one's own trumpet,
amour propre,
looking after number one,
braggadocio,
Origin:
early 18th century: from French égoïste, from Latin ego ‘I’.