Mawson, C.O.S., ed. (1870–1938). Roget’s International Thesaurus. 1922.

Class III. Words Relating to Matter
Section III. Organic Matter
2. Sensation
(3) Taste

395. Unsavoriness.

   NOUN:UNSAVORINESS &c. adj.; amaritude [rare], acrimony, acritude [obs.], acridity, acridness, roughness (sour) [See Sourness]; acerbity, austerity.
  gall and wormwood, rue, quassia, aloes, asafetida or asafœtida; hemlock; sickener; Marah.
   VERB:BE UNPALATABLE &c. adj.; sicken, disgust, nauseate, pall, turn the stomach.
   ADJECTIVE:UNSAVORY, unpalatable, unsweet; ill-flavored; bitter, bitter as gall; amarulent [obs.], acrid, acrimonious; rough.
  OFFENSIVE, repulsive, nasty; sickening &c. v.; nauseous; loathsome, fulsome; unpleasant [See Painfulness].
   QUOTATION:It’s a strong stomach that has no turning.—Cynic’s Calendar