imbathe

from The Collaborative International Dictionary of English v.0.48

Imbathe \Im*bathe"\, v. t. [Pref. im- in + bathe. Cf.
   {Embathe}.]
   To bathe; to wash freely; to immerse.
   [1913 Webster]

         And gave her to his daughters to imbathe
         In nectared lavers strewed with asphodel. --Milton.
   [1913 Webster]