Dumbleton = dumb + town, again in a diminutive form, so it translates to a "stupid little town"
So, Susanne Dumbleton = "stupid little pig from a stupid little town," and that sounds wonderfully descriptive of a mean, trough-feeding bureaucrat who peddles slops called "new learning." Those who cannot master the old learning are doomed to remain piggies.
Ah, so Arafat was just using the Pali derivative, "Suuuuuuuuuuuhaaaaaaaaaaa", to call his wife.