(n.) An exaggerated estimate of one's own importance or merit, esp. as manifested by the conduct or manners; self-conceit.

accent amour-propre arrogance assurance assuredness autoeroticism belief certitude cocksureness complacency concern concernment confidence confidentness consequence consequentiality consideration conviction courage ego trip egoism egotism emphasis excellence faith grandiloquence high order high rank hubris import importance inflation interest mark materiality merit moment narcism narcissism note orotundity overconfidence overproudness oversureness overweening overweening pride overweeningness paramountcy poise pomposity pompousness pontificality pontification positiveness precedence preeminence pride primacy priority security self-admiration self-approbation self-assurance self-complacency self-confidence self-congratulation self-consequence self-content self-delight self-endearment self-esteem self-gratulation self-infatuation self-love self-reliance self-respect self-satisfaction self-sufficiency self-worship settled belief significance smugness stress stuffiness subjective certainty superiority supremacy sureness surety trust turgidity vaingloriousness vainglory vainness value vanity weight worth