We don't have synonyms for pinfolds yet — it may be a rare, specialized, newly coined, or misspelled word. The closest thesaurus entries we have are pinfold, infolds and unfolds.
(n) :
An open enclosure for animals, especially an area where stray animals were rounded up if their owners failed to properly supervise their use of common grazing land.
(v) :
(transitive) To confine (animals) in a pinfold.
(n) :
An open enclosure for animals, especially an area where stray animals were rounded up if their owners failed to properly supervise their use of common grazing land.
(v) :
(transitive) To confine (animals) in a pinfold.