δεκαέτεια
From LSJ
πεσούσης νυκτός, πάσα γυνὴ Λαΐς εστί → at nightfall, every woman is a Laïs | all cats are gray at night | all cats are gray by night | all cats are gray in the dark | all cats are grey at night | all cats are grey by night | all cats are grey in the dark | all women look the same with the lights off | when lights are out all women look the same
Spanish (DGE)
v. δεκαετία.
