The Collaborative International Dictionary of English v.0.48:

Assort \As*sort"\, v. t. [imp. & p. p. Assorted; p. pr. & vb.
   n. Assorting.] [F. assortir; ? (L. ad) + sortir to cast or
   draw lots, to obtain by lot, L. sortiri, fr. sors, sortis,
   lot. See Sort.]
   1. To separate and distribute into classes, as things of a
      like kind, nature, or quality, or which are suited to a
      like purpose; to classify; as, to assort goods.

   Note: [Rarely applied to persons.]
         [1913 Webster]

               They appear . . . no ways assorted to those with
               whom they must associate.          --Burke.
         [1913 Webster]

   2. To furnish with, or make up of, various sorts or a variety
      of goods; as, to assort a cargo.
      [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Assort \As*sort"\, v. i.
   To agree; to be in accordance; to be adapted; to suit; to
   fall into a class or place. --Mitford.
   [1913 Webster]

WordNet (r) 3.0 (2006):

assort
    v 1: keep company with; hang out with; "He associates with
         strange people"; "She affiliates with her colleagues" [syn:
         consort, associate, affiliate, assort]
    2: arrange or order by classes or categories; "How would you
       classify these pottery shards--are they prehistoric?" [syn:
       classify, class, sort, assort, sort out,
       separate]

Moby Thesaurus II by Grady Ward, 1.0:

41 Moby Thesaurus words for "assort":
   alphabetize, analyze, arrange, bolt, break down, catalog,
   categorize, class, classify, codify, collate, digest, distribute,
   divide, file, gradate, grade, group, index, list, methodize, order,
   pigeonhole, place, range, rank, rate, riddle, screen, separate,
   sieve, sift, size, sort, sort out, stratify, subdivide,
   subordinate, systematize, tabulate, type