caricature (n.)

"grotesque or ludicrous representation of persons or things by an absurd exaggeration of what is characteristic," 1748 (figurative), 1750 (literal), from French caricature (18c.), from Italian caricatura "satirical picture; an exaggeration," literally "an overloading," from caricare "to load; exaggerate," from Vulgar Latin carricare "to load a wagon or cart," from Latin carrus "two-wheeled wagon" (see car). The Italian form had been used in English from 1680s and was common 18c.

A representation, pictorial or descriptive, in which beauties or favorable points are concealed or perverted and peculiarities or defects exaggerated, so as to make the person or thing represented ridiculous, while a general likeness is retained. [Century Dictionary]

caricature (v.)

"make or draw a caricature of," 1749, from caricature (n.). Related: Caricatured; caricaturing.