The Collaborative International Dictionary of English v.0.48:
Polliwig \Pol"li*wig\, Polliwog \Pol"li*wog\, n. [OE. polwigle. Cf. Poll head, and Wiggle.] (Zool.) A tadpole; -- called also purwiggy and porwigle. [1913 Webster]The Collaborative International Dictionary of English v.0.48:
Porwigle \Por"wi`gle\, n. See Polliwig. [1913 Webster]