verb (used with object), verb (used without object), -fied, -fy·ing.
to make or become swollen or tumid.
Origin: 1590–1600; back formation from tumefied, Anglicization of Latin tumefactus (past participle of tumefacere to cause to swell), equivalent to tume(re) to swell + -factus made, done; see fact, -fy