köken: From Medieval Latin vāna glōria, from Latin vāna (“empty, groundless, boastful”) + glōria (“fame, ambition, boasting”). By surface analysis, vã (“vain”) + glória (“glory”). Cognate with English vainglory, Italian and Spanish vanagloria.
köken: Learnedly from ματαιόδοξ(ος) (mataiódox(os)) + -ία (-ía), a calque of French vaine gloire or Italian vanagloria, from Medieval Latin vāna glōria, itself a calque of Koine Greek κενοδοξία (kenodoxía).