lookalike

noun

1. Someone who, or something which, physically resembles (looks like) another.

   “The cousins were such close lookalikes they could impersonate each other, and sometimes did.”

   “A Queen Lookalike Fled Thailand of Lese-Majeste […] Mum Dew has been accused of trying to dress like the Queen Mother, Sirikit, wife of the late King Bhumibol Adulyadej.”

2. (Canada, US)Someone who, or something which, physically resembles (looks like) another.

   “Among competing products, a generic substitute is one thing, whereas a deceptive lookalike is another.”

   “Only a lookalike, not a real hearse, it had just enough room in the trunk for one coffin. The other one would have to sit on the back seat. Pierre got a green canvas tarp and laid it out on the seat. Rico stood by, watching anxiously.”

   “[The car] used by Ferris and his friends in the 1986 movie was not a real Ferrari. The Italian automaker made fewer than 100 250GTs, which cost $350,000 each. The studio saved money by putting a lookalike fiberglass shell on an MG.”