Synonyms of SOURER

adjective

1. smelling of fermentation or staleness

   • SOUR4
   • RANCID9

2. having a sharp biting taste

   • SOUR4

3. one of the four basic taste sensations; like the taste of vinegar or lemons

   • SOUR4

4. in an unpalatable state

   • OFF9
   • SOUR4
   • TURNED7

5. inaccurate in pitch

   • FALSE8
   • SOUR4

   Also: off-key.

6. showing a brooding ill humor

   • DARK9
   • DOUR5
   • GLOWERING14
   • GLUM7
   • MOODY11
   • MOROSE8
   • SATURNINE9
   • SOUR4
   • SULLEN6