maculicole
/mækjʊlɪˈkōl/Definitions
1. noun
A person who stains or discolors something, especially cloth, typically for the purpose of creating a stain or discoloration pattern for artistic purposes or in the process of creating a maculicole pattern.
“The artisan was a skilled maculicole, able to create intricate designs on the fabric with just a few drops of dye.”