Noun
surmoulage (countable and uncountable, plural surmoulages)
(art) The fraudulent practice of taking a casting directly from a sculpture rather than from the artist's original.
Rodin sought to avoid another charge of surmoulage by making the statue larger than life: St. John stands almost 6' 7" (2 m). Source: Internet
Its mastery of form, light, and shadow made the work look so realistic that Rodin was accused of surmoulage – having taken a cast from a living model. Source: Internet
Students sought him at his studio, praising his work and scorning the charges of surmoulage. Source: Internet