unappetizing[adjective]Synonyms: unpleasant, distasteful, off-putting 
(Brit. informal), repulsive, unappealing, unattractive, unpalatable 
Antonyms: appetizing
 [TahlilGaran] English Synonym Dictionary ▲
 un‧ap‧pe‧tiz‧ing (
also unappetising British English) /ʌnˈæpətaɪzɪŋ, ʌnˈæpɪtaɪzɪŋ/
 adjective food that is unappetizing has an unattractive appearance that makes you think that it will not taste good: 
 a rather unappetizing egg sandwich
 a rather unappetizing egg sandwich  [TahlilGaran] Dictionary of Contemporary English ▲