vain·glo·ry 
(v
ān
glôr
′ē, v
ān-glôr
ē)
n.1. Excessive or unwarranted pride in one's accomplishments or qualities.
2. Vain, ostentatious display:
"a narcissistic chaser of vainglory" (Jonathan Miles).
[Middle English vein glory, from Old French vaine gloire, from Latin vāna glōria, empty pride : vāna, feminine of vānus, empty; see VAIN + glōria, glory, pride.]