Source : Webster's Revised Unabridged Dictionary (1913)

Multifariously \Mul`ti*fa"ri*ous*ly\, adv.
   With great multiplicity and diversity; with variety of modes
   and relations.

Source : WordNet®

multifariously
     adv : in diverse ways; "the alternatives that are variously
           represented by the participants"; "the speakers treated
           the subject most diversely" [syn: {variously}, {diversely}]