postiche
/ˈpɒs.tɪʃ/ (POST-ich)
Definitions
1. noun
A wig or false hair made to imitate a natural growth of hair, especially one worn by a woman.
“She put on a postiche for the wedding, but it was not very convincing.”
2. verb
To wear or put on a postiche or false hair.
“She postiched her hair for the fancy ball.”