selfconceit

This creature, with her goosishness, and her selfconceit, is unendurable after little Mary.

Letters and Memorials of Jane Welsh Carlyle 1883

His selfconceit had been proof against ridicule, and his dauntless temper against danger.

The History of England, from the Accession of James II — Volume 4 Thomas Babington Macaulay Macaulay 1829

I now had more leisure, not of time alone, but of faculty, for doing justice to M. de Chateaubriand, whom I found amiable, unassuming, and, though somewhat spoilt by the egregious flattery to which he had been accustomed, wholly free from airs or impertinent selfconceit.

The Diary and Letters of Madame D'Arblay — Volume 3 Fanny Burney 1796