Where does “alour” come from?

alour (Middle English) comes from Old French alure, from Old French aler, from Vulgar Latin alare — second-person singular present passive...

Ancestry of “alour”, step by step

alour traces back through two separate lines of ancestry.

via Old French alure

StepLanguageWordMeaning
1Old Frenchalure
2Old Frenchalerto go
3Vulgar Latinalaresecond-person singular present passive...

via Old French aleure

StepLanguageWordMeaning
1Old Frenchaleurewalk, gait
Every word from Vulgar Latin alareEvery word from Old French alerEvery word from Old French alure