1. 
[syn: disgusting, disgustful, distasteful, foul, loathly, loathsome, repellent, repellant, repelling, revolting, skanky, wicked, yucky]
The Collaborative International Dictionary of English v.0.48:
Loathly \Loath"ly\ (l[=o][th]"l[y^]), a. [AS. l[=a][eth]lic.]
   Loathsome. [Obs.] " Loathly mouth." --Spenser.
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The Collaborative International Dictionary of English v.0.48:
Loathly \Loath"ly\ (l[=o]th"l[y^]), adv.
   1. Unwillingly; reluctantly.
      [1913 Webster]
            This shows that you from nature loathly stray.
                                                  --Donne.
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   2. (l[=o][th]"l[y^]) So as to cause loathing. [Obs.]
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            With dust and blood his locks were loathly dight.
                                                  --Fairfax.
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WordNet (r) 3.0 (2006):
loathly
    adj 1: highly offensive; arousing aversion or disgust; "a
           disgusting smell"; "distasteful language"; "a loathsome
           disease"; "the idea of eating meat is repellent to me";
           "revolting food"; "a wicked stench" [syn: disgusting,
           disgustful, distasteful, foul, loathly,
           loathsome, repellent, repellant, repelling,
           revolting, skanky, wicked, yucky]