1. 
[syn: fine-looking, good-looking, better-looking, handsome, well-favored, well-favoured]
The Collaborative International Dictionary of English v.0.48:
better-looking \better-looking\ adj.
   more pleasing in appearance especially by reason of
   conformity to ideals of form and proportion. better-looking
   than her sister
   Syn: fine-looking, good-looking, handsome, well-favored,
        well-favoured.
        [WordNet 1.5]
WordNet (r) 3.0 (2006):
better-looking
    adj 1: pleasing in appearance especially by reason of conformity
           to ideals of form and proportion; "a fine-looking woman";
           "a good-looking man"; "better-looking than her sister";
           "very pretty but not so extraordinarily handsome"-
           Thackeray; "our southern women are well-favored"- Lillian
           Hellman [syn: fine-looking, good-looking, better-
           looking, handsome, well-favored, well-favoured]