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parchmentize

American  
[pahrch-muhn-tahyz] / ˈpɑrtʃ mənˌtaɪz /
especially British, parchmentise

verb (used with object)

parchmentized, parchmentizing
  1. to treat (paper or the like) so that it resembles parchment.


Etymology

Origin of parchmentize

First recorded in 1875–80; parchment + -ize