The Collaborative International Dictionary
Impinguate
Impinguate \Im*pin"guate\, v. t. [L. impinguatus, p. p. of
impinguare to fatten; pref. im- in + pinguis fat.]
To fatten; to make fat. [Obs.]
--Bacon.
Wiktionary
impinguate
vb. (context obsolete English) To fatten; to make fat.