vainglory /veɪnˈɡlɔːri 
/ ▸ noun [mass noun] literary excessive pride in oneself or one's achievements; excessive vanity: his vainglory put the Republic at risk.
– DERIVATIVES vaingloriously /veɪnˈɡlɔːrɪəsli/ adverb vaingloriousness /veɪnˈɡlɔːriəsnəs / noun – ORIGIN Middle English: suggested by Old French vaine gloire, Latin vana gloria.
EnglishOxford Dictionary of English
