costumist

plural costumists

1. A costumier.

   The impresari generally belonged to the middle class, usually with previous experience in theater such as costumists or set designers, […]

   2022, Diego Minoia, The Mozarts, Who They Were, volume 1

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   The latter circumstance suggests that, despite the costumists' efforts, the actors playing Socrates on stage were not at all similar to Socrates; […]

   2018, Gabriel Danzig, David Johnson, Donald Morrison, Plato and Xenophon: Comparative Studies, page 209