purpurissatus
From LSJ
Latin > English (Lewis & Short)
purpŭrissātus: a, um, adj. purpurissum.
I Painted with purpurissum (anteand post-class.): buccae, Plaut. Truc. 2, 2, 35: genae, App. Mag. p. 323, 13.—
II Transf.: fasti, i. e. the consular registers, fasti consulares (so called from the purple clothing of the consuls), Sid. Ep. 8, 8.