sprite + -ish
spritish (comparative more spritish, superlative most spritish)
- Resembling or characteristic of a sprite or fairy.
1986, Nora Crook, Derek Guiton, Shelley's Venomed Melody, page 220:[…] and the wistful playfulness of the poem allows the reader to entertain the idea that Ariel, by having to take a mortal form, has been punished for some spritish offence.