English
freerun
From free + run.
Proto-Indo-European *preyH- ‘to please; to love’
…
Proto-Germanic *frijaz ‘free’
Proto-West Germanic *frī ‘free’
Old English frēo ‘free, at liberty’
Middle English fre ‘having the status of a freeman’
English free
Proto-Indo-European *h₃reyH- ‘to boil, churn’
Proto-Germanic *rinnaną ‘to run’
Old English rinnan ‘to run’
Middle English rinnen ‘to run’
Middle English runnen ‘to run’
English run
Today it means
noun Parkour.
Language periods are conventional ranges, not dates for this word.
Etymograph / freerun