prune
‘to cut off or remove dead or living parts or branches of (a plant, for example) to improve shape or growth’
Lexical development traced from the Tamil root:
E. proygne, pruyne, proigne, proyne < O.F. proignier < Gallo-Rom.*pro-retundiare ‘cut in a rounded shape in front’ < pro ‘forth’+ retundiare ‘round off’ < Lat. rotundus ‘like a wheel, circular, round,’ related to Lat. rota ‘a wheel, a potter’s wheel; wheel for torture’ < proon < ret- < Tamil uruḷ