Synonyms for Roller (same or very similar meaning)
WordNet sense 1 (a long heavy sea wave as it advances towards the shore):
roll, rolling wave
WordNet sense 2 (a mechanical device consisting of a cylindrical tube around which the hair is wound to curl it):
curler, crimper, hair curler
WordNet sense 3 (pigeon that executes backward somersaults in flight or on the ground):
tumbler, tumbler pigeon
From the ODE community, based on WordNet
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