1. Amount
2. Measure
3. Volume
4. Magnitude
5. Proportion
6. Extent
7. Dimension
8. Bulk
9. Assortment
10. Sum
11. Stock
12. Number
13. Quota
14. Allocation
15. Supply
16. Total
17. Quotient
18. Assess
19. Calculation
20. Estimate
21. Corps
22. Accumulation
23. Collection
24. Aggregate
25. Plenitude
26. Abundance
27. Multitude
28. Profusion
29. Plurality
30. Array

Searching for synonyms for the word “quantity” can be a great way to add variety to your writing. Whether you are writing an essay, creating a presentation, or just looking for interesting words to use in conversation, there are many ideas to explore. From the more common words such as “amount” and “measure” to the more obscure “plenitude” and “profusion”, there is a wide array of synonyms to choose from. If you are looking for the best ideas, consider using words such as “extent”, “bulk”, and “stock” to express the concept of quantity. For more variety, try words such as “allocation”, “calculation”, and “estimate”. With a bit of creativity, you can find the perfect word to express the quantity you are looking for.