Tim·or·ous a.
  1. Fearful of danger; timid; deficient in courage.
  2. Indicating, or caused by, fear; as, timorous doubts. “The timorous apostasy of chuchmen.”
  -- Tim*or*ous*ly, adv. -- Tim*or*ous*ness, n.
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  timorousness
       n 1: fear of the unknown or unfamiliar and of making decisions
            [syn: timidity, timidness]
       2: fearfulness in venturing into new and unknown places or
          activities [syn: timidity] [ant: boldness]