That which belongs to per, theirs (singular).(pronoun)
Possessive case of per, used in place of a noun.(pronoun)
Wiktionary.org : Text is available under the Creative Commons Attribution-ShareAlike License
Use "pers" in a sentence
"County Prosecutor Theodore J. Romankow said Crimestop pers is offering a reward of up to $5,000 for information leading to the arrest and indictment of Santos."
"I think Matt’s comparison with newspapers is apt, and telling."
"-- and a little peach-coloured bonnet with a great capon's feather in it -- I lie, for I think he had two -- and a very handsome girdle of a sky-colour and green (in French called pers et vert), saying that such a livery did become him well, for that he had always been perverse, and in this plight bringing him before Pantagruel, said unto him, Do you know this roister?"