The Collaborative International Dictionary of English v.0.48:

Effet \Ef"fet\, n. [See Eft, n.] (Zo["o]l.)
   The common newt; -- called also asker, eft, evat, and
   ewt.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Ewt \Ewt\ ([=u]t), n. [See Newt.] (Zo["o]l.)
   The newt.
   [1913 Webster]