WordNet (r) 3.0 (2006):

unequipped
    adj 1: without necessary physical or intellectual equipment;
           "guerrillas unequipped for a pitched battle"; "unequipped
           for jobs in a modern technological society" [ant:
           equipped, equipt]

Moby Thesaurus II by Grady Ward, 1.0:

24 Moby Thesaurus words for "unequipped":
   disqualified, ill-equipped, ill-fitted, ill-furnished,
   ill-provided, ill-qualified, inadequate, incapable, incompetent,
   ineffective, ineffectual, ineligible, maladjusted, not equal to,
   not up to, unable, unadapted, unadjusted, unarmed, unfit, unfitted,
   unprovided, unqualified, unsuited