In*ad"e*quate*ly

Inadequate \In*ad"e*quate\, a. [Pref. in- not + adequate: cf. F.
   inad['e]quat.]
   Not adequate; unequal to the purpose; insufficient;
   deficient; as, inadequate resources, power, conceptions,
   representations, etc. --Dryden. -- {In*ad"e*quate*ly}, adv.
   -- {In*ad"e*quate*ness}, n.
   [1913 Webster]
    

36 Moby Thesaurus words for "inadequately":
      by halves, defectively, deficiently, dissatisfactorily, faultily,
      imperfectly, in half measures, in installments, inadeptly,
      inadmissibly, inaptly, incapably, incompetently, incompletely,
      inefficiently, ineptly, inexpertly, insufficiently, intolerably,
      objectionably, partially, poorly, unacceptably, unaptly, undeftly,
      undesirably, undexterously, unfacilely, unfitly, ungratifyingly,
      unproficiently, unsatisfactorily, unsatisfyingly, unskillfully,
      unsubstantially, unsuitably