the.com/eponym
a person so associated with a thing that they became its name, whether they liked it or not.
means a word derived from the proper name of a real or fictional person or place.
from from greek eponymos, meaning given as a name, from epi (upon) plus onyma (name) — originally referring to the athenian official after whom each year was named.
sandwichnamed after the earl of sandwich, avid card player
boycottcharles boycott was the shunned one, not the shunner
nicotinenamed after jean nicot, who introduced tobacco to france
guillotinejoseph-ignace guillotin proposed it, never invented it