ἦρχα

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

Source

French (Bailly abrégé)

v. ἄρχω.

Russian (Dvoretsky)

ἦρχα: pf. к ἄρχω.