
1) Abhorrent 2) Abominable 3) Arousing aversion or disgust 4) Causing feelings of loathing 5) Despicable 6) Detestable 7) Disgusting 8) Hateful 9) Highly offensive 10) Horrible 11) Insufferable 12) Intolerable 13) Nauseating 14) Nauseous 15) Noisome 16) Offensive 17) Repellent 18) Repugnant 19) Repulsive
Found on
https://www.crosswordclues.com/clue/loathsome

1) Abhorrent 2) Anathematic 3) Appalling 4) Detestable 5) Disgraceful 6) Disgustful 7) Disgusting 8) Evil 9) Foul 10) Hateful 11) Loathful 12) Loathly 13) Nauseating 14) Nauseous 15) Noisome 16) Odious 17) Offensive 18) Repelling 19) Revolting 20) Sickening 21) Skanky 22) Terrible 23) Ugsome 24) Unwholesome
Found on
https://www.crosswordclues.com/clue/loathsome

• (a.) Fitted to cause loathing; exciting disgust; disgusting.
Found on
http://thinkexist.com/dictionary/meaning/loathsome/
Loath'some adjective Fitted to cause loathing; exciting disgust; disgusting. « The most
loathsome and deadly forms of infection.»
Macaulay. --
Loath'some*ly .
adverb --
Loath'some*ness ,
noun Found on
http://www.encyclo.co.uk/webster/L/53

causing feelings of loathing; disgusting; revolting; repulsive: a loathsome skin disease.
Found on
https://www.infoplease.com/dictionary/loathsome
No exact match found.