The Collaborative International Dictionary of English v.0.48:

Loathe \Loathe\, v. i.
   To feel disgust or nausea. [Obs.]
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Loathe \Loathe\ (l[=o][th]), v. t. [imp. & p. p. Loathed
   (l[=o][th]d); p. pr. & vb. n. Loathing.] [AS. l[=a][eth]ian
   to hate. See Loath.]
   1. To feel extreme disgust at, or aversion for.
      [1913 Webster]

            Loathing the honeyed cakes, I Ionged for bread.
                                                  --Cowley.
      [1913 Webster]

   2. To dislike greatly; to abhor; to hate; to detest.
      [1913 Webster]

            The secret which I loathe.            --Waller.
      [1913 Webster]

            She loathes the vital sir.            --Dryden.

   Syn: To hate; abhor; detest; abominate. See Hate.
        [1913 Webster]

WordNet (r) 3.0 (2006):

loathe
    v 1: find repugnant; "I loathe that man"; "She abhors cats"
         [syn: abhor, loathe, abominate, execrate]

Moby Thesaurus II by Grady Ward, 1.0:

22 Moby Thesaurus words for "loathe":
   abhor, abominate, be hostile to, decline, despise, detest,
   disapprove of, disfavor, dislike, disrelish, execrate, hate,
   hold in abomination, mislike, not care for, refuse, reject,
   repudiate, shrink from, shudder at, spurn, utterly detest