acidulous

/əˈsɪdʒələs/
adjective
  1. Slightly sour or acidic in taste.
    • The green apple had an acidulous bite that made my mouth pucker.
    • The wine's acidulous finish cleansed the palate.
    • This vinegar is acidulous, perfect for salad dressings.
  2. Sharp or cutting in speech or manner; caustic.
    • He had an acidulous tone that made his criticism sting.
    • The politician's acidulous comments sparked a heated debate.
    • Her acidulous wit often caught people off guard.
Antonyms
What does "acidulous" mean? | whatsthatwordmean | whatsthatwordmean