O / offūcĭa
noun

offūcĭa

gen. offūciae · gender feminine · decl. 1st
a paint; wash
a paint, wash for the face (ante- and post-class.).
Lit.: pigmentum ullum, neque cerussam Melinumve neque aliam ullam offuciam, Plaut. Most. 1, 3, 107.—
a trick; delusion figuratively
Trop., a trick, delusion, Plaut. Capt. 3, 4, 123: id praestigiarum atque offuciarum genus, delusions, Gell. 14, 1, 2.