We don't have synonyms for peroneal yet — it may be a rare, specialized, newly coined, or misspelled word. The closest thesaurus entries we have are personal, Personal and veronal.
(adj) :
(anatomy) Pertaining to the fibula or to the part of the leg containing it, the outside (lateral aspect) of the lower leg (that is, what anatomical terminology calls the leg, from knee to foot).
(adj) :
(anatomy) Pertaining to the fibula or to the part of the leg containing it, the outside (lateral aspect) of the lower leg (that is, what anatomical terminology calls the leg, from knee to foot).