[1] : WordNet (r) 2.0

allow for
     v : make a possibility or provide opportunity for; permit to be
         attainable or cause to remain; "this leaves no room for
         improvement"; "the evidence allows only one conclusion";
         "allow for mistakes"; "leave lots of time for the trip";
         "this procedure provides for lots of leeway" syn: leave,
          allow, provide
see also:
leave allow provide 

[2] : Moby Thesaurus II by Grady Ward, 1.0

49 moby thesaurus words for "allow for":
   admit, admit exceptions, allow, bear with, blink at, color,
   concede, condone, connive at, consider, consider the circumstances,
   consider the source, diminish, discount, disregard, ease, endure,
   extenuate, gloss over, grant, ignore, leave unavenged, lessen,
   let it go, lift temporarily, make allowance for,
   make allowances for, mince, mitigate, overlook, palliate,
   pass over, pocket the affront, provide for, regard with indulgence,
   relax, relax the condition, set aside, slur over, soft-pedal,
   soften, take, take account of, take into account,
   take into consideration, varnish, waive, whitewash, wink at

Allow >> A Words
Allow, definition of term: Allow
allow_pag1.html

Allow For >> A Words
Allow For, definition of term: Allow For
allow+for_pag1.html