The Collaborative International Dictionary of English v.0.48:

Resperse \Re*sperse"\ (r?*sp?rs"), v. t. [L. respersus, p. p. of
   respergere; pref. re- re- + spargere to srew, sprinkle.]
   To sprinkle; to scatter. [Obs.] --Jer. Taylor.
   [1913 Webster]