The plural of champerty, referring to multiple instances or cases of financing lawsuits illegally in exchange for profit shares.
Regular English pluralization of 'champerty' by changing the '-y' to '-ies,' reflecting medieval and early modern English legal terminology.
The fact that 'champerties' needed to be pluralized shows how common this scam was in medieval times—apparently enough people were profiting from other people's legal troubles that courts needed a plural form to discuss it!
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