| Main Entry: | |
| Part of Speech: | adjective |
| Definition: | bitter, sour in taste |
| Synonyms: | acerbic, acidulous, biting, piquant, pungent, sharp, tart, vinegarish, vinegary |
| Antonyms: | bland, sweet |
| Main Entry: | acetous |
| Part of Speech: | adjective |
| Definition: | sour |
| Synonyms: | acerb, acerbic, acidulous, acrid, bitter, harsh, tangy, tart, vinegarish, vinegary |