Synonyms for Pixie (same or very similar meaning)
WordNet sense 1 (creeping evergreen shrub having narrow overlapping leaves and early white star-shaped flowers; of the pine barrens of New Jersey and the Carolinas):
pixy, pyxie, Pyxidanthera barbulata
WordNet sense 2 ((folklore) fairies that are somewhat mischievous):
brownie, elf, gremlin, hob, imp
From the ODE community, based on WordNet
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