1) IE, Monet is not repeated 2) Belonging to some prior time 3) Erstwhile 4) Former 5) Former or previous 6) Like most capital costs 7) Never repeated 8) Once 9) Past 10) Previous 11) Quondam 12) Sometime 13) Without repetition 14) Word for a has-been Found on https://www.crosswordclues.com/clue/onetime