Nymph
From Tardis Wiki, the free Doctor Who reference
In Greek myth, Medusa was originally a beautiful nymph with golden hair before being turned into a Gorgon by Athena, who was jealous because Poseidon had fallen in love with her. (TV: Eye of the Gorgon)
The Twelfth Doctor suggested that wood nymphs could have infested the walls at 11 Cardinal Road. (TV: Knock Knock)