pargeting
noun
[ ˈpaːdʒɪtɪŋ ]
• plaster or mortar applied over part of a building, typically with an ornamental pattern.
parget
verb
• cover (a part of a building) with plaster or mortar that typically bears an ornamental pattern.
• "parged patterns on the walls"
Origin:
late Middle English: from Old French parjeter, from par- ‘all over’ + jeter ‘to throw’.