toying

from WordNet (r) 3.0 (2006)

toying
    n 1: playful behavior intended to arouse sexual interest [syn:
         {flirt}, {flirting}, {flirtation}, {coquetry}, {dalliance},
         {toying}]

from The Collaborative International Dictionary of English v.0.48

Toy \Toy\, v. i. [imp. & p. p. {toyed}; p. pr. & vb. n.
   {toying}.]
   To dally amorously; to trifle; to play.
   [1913 Webster]

         To toy, to wanton, dally, smile and jest. --Shak.
   [1913 Webster]