1. Sour
2. Tart
3. Corrosive
4. Pungent
5. Sharp
6. Harsh
7. Biting
8. Astringent
9. Piquant
10. Acrimonious
11. Caustic
12. Ferment
13. Alkali
14. Salts
15. Base
16. Corrodent
17. Irritant
18. Corrosive Substance
19. Vitriolic
20. Caustic Substance
21. Acidulous
22. Acrid
23. Abrasive
24. Sourish
25. Acidic
26. Acidulate
27. Agrochemical
28. Fermentative
29. Ferric
30. Sulfurous

Searching for synonyms for the word ‘acids’ can be a daunting task. Luckily, there are a variety of best ideas and other words for ‘acids’ that can help to make the search easier. From sour and tart to caustic and corrosive, there are a multitude of synonyms that can be used to describe ‘acids’. Whether it is acrimonious, alkali, or piquant, there is a synonym that best fits the context of the sentence. Other words for ‘acids’ include pungent, sharp, harsh, biting, astringent, and vitriolic. With so many options to choose from, finding the right synonym for ‘acids’ can be a breeze.