Where does “crepuscule” come from?

crepuscule (Middle French) comes from Old French crepuscule, from Latin crepusculum, from Latin creper — dusky, dark; uncertain, doubtful, obscure.

Ancestry of “crepuscule”, step by step

StepLanguageWordMeaning
1Old Frenchcrepusculetwilight, dusk
2Latincrepusculumtwilight, evening, dusk; darkness
3Latincreperdusky, dark; uncertain, doubtful, obscure

Words derived from “crepuscule

Every word from Latin creperEvery word from Latin crepusculumEvery word from Old French crepuscule