The Collaborative International Dictionary of English v.0.48:

Goodly \Good"ly\, adv.
   Excellently. [Obs.] --Spenser.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Goodly \Good"ly\, a. [Compar. Goodlier; superl. Goodliest.]
   [OE. godlich, AS. g[=o]dlic. See Good, and Like.]
   [1913 Webster]
   1. Pleasant; agreeable; desirable.
      [1913 Webster]

            We have many goodly days to see.      --Shak.
      [1913 Webster]

   2. Of pleasing appearance or character; comely; graceful; as,
      a goodly person; goodly raiment, houses.
      [1913 Webster]

            The goodliest man of men since born.  --Milton.
      [1913 Webster]

   3. Large; considerable; portly; as, a goodly number.
      [1913 Webster]

            Goodly and great he sails behind his link. --Dryden.
      Goodlyhead

WordNet (r) 3.0 (2006):

goodly
    adj 1: large in amount or extent or degree; "it cost a
           considerable amount"; "a goodly amount"; "received a
           hefty bonus"; "a respectable sum"; "a tidy sum of money";
           "a sizable fortune" [syn: goodly, goodish, healthy,
           hefty, respectable, sizable, sizeable, tidy]

Moby Thesaurus II by Grady Ward, 1.0:

119 Moby Thesaurus words for "goodly":
   Junoesque, advantageous, affable, agreeable, amiable, amicable,
   ample, amply endowed, auspicious, becoming, beneficial, benevolent,
   big, blissful, bon, bonny, braw, bueno, built, built for comfort,
   bumper, buxom, callipygian, callipygous, capital, cheerful, cogent,
   comely, commendable, compatible, complaisant, congenial,
   consequential, considerable, cordial, curvaceous, curvy, desirable,
   dulcet, elegant, en rapport, enjoyable, estimable, excellent,
   expedient, fair, fair and pleasant, famous, favorable, felicific,
   felicitous, fine, genial, goddess-like, good, good-looking,
   gracious, grand, grateful, gratifying, great, harmonious, healthy,
   heart-warming, helpful, honeyed, kind, large, large-scale,
   laudable, likable, likely, lovely to behold, man-sized,
   mellifluous, mellow, nice, noble, numerous, personable, pleasant,
   pleasing, pleasurable, pleasure-giving, pleasureful, pneumatic,
   presentable, profitable, regal, rewarding, royal, satisfying,
   shapely, sightly, significant, sizable, sizeable, skillful,
   slender, sound, splendid, stacked, statuesque, substantial, sweet,
   tall, tidy, useful, valid, very good, virtuous, welcome,
   well-built, well-favored, well-formed, well-made,
   well-proportioned, well-shaped, well-stacked