Answer: parchment

AnswerCrossword Clue
PARCHMENTDiploma paper
PARCHMENTPaper predecessor
PARCHMENTSuperior paper.
PARCHMENTSheepskin
parchmentthe skin of a sheep, goat, or other animal prepared for writing on, etc
parchmentA type of stiff translucent paper treated to resemble parchment and used for lampshades, as a writing surface, and in baking
parchmentA diploma or other formal document
parchmentA manuscript written on this material
parchmentA stiff, flat, thin material made from the prepared skin of an animal and used as a durable writing surface in ancient and medieval times