The Collaborative International Dictionary of English v.0.48:

Ill-favored \Ill`-fa"vored\, Ill-favoured \Ill`-fa"voured\, a.
   Wanting beauty or attractiveness; unattractive; deformed;
   ugly; ill-looking; -- usually used of a face; as, an
   ill-favored countenance.
   [1913 Webster + WordNet 1.5]

         Ill-favored and lean-fleshed.            --Gen. xli. 3.
   -- Ill`-fa"vored*ly, adv. -- Ill`-fa"vored*ness, n.
   [1913 Webster]

WordNet (r) 3.0 (2006):

ill-favored
    adj 1: usually used of a face; "an ill-favored countenance"
           [syn: ill-favored, ill-favoured]

Moby Thesaurus II by Grady Ward, 1.0:

21 Moby Thesaurus words for "ill-favored":
   evil-eyed, evil-faced, evil-fashioned, evil-favored, evil-gotten,
   evil-looking, evil-minded, grim, grim-faced, grim-visaged,
   hard-favored, hard-featured, hard-visaged, ill-affected,
   ill-conceived, ill-fashioned, ill-featured, ill-gotten,
   ill-looking, ill-shaped, unprepossessing