1. Excessive pride in one's own abilities, appearance, or achievements; arrogance
His conceitedness prevented him from accepting constructive criticism.
A presunção dele o impediu de aceitar críticas construtivas.
2. The quality of being conceited; vanity
Her conceitedness about her looks made her unpopular with her peers.
A presunção dela em relação à sua aparência a tornou impopular entre seus colegas.