1. Enduring
2. Lasting
3. Constant
4. Stable
5. Fixed
6. Unchanging
7. Eternal
8. Unalterable
9. Everlasting
10. Durable
11. Immutable
12. Unmovable
13. Unvarying
14. Unfluctuating
15. Enduring
16. Unmodifiable
17. Unrelenting
18. Inexorable
19. Unyielding
20. Permanent-seeming
21. Unending
22. Unfading
23. Indelible
24. Unfailing
25. Ever-present
26. Unwavering
27. Unswerving
28. Unbendable
29. Unfaltering
30. Imperishable
Finding the best synonyms for the word “permanent” can be a challenge. But with the right resources, you can come up with a comprehensive list of ideas. Whether you’re looking for other words for “permanent”, synonyms for “permanent”, or simply the best ideas for expressing something that is fixed and unchanging, the list above can provide you with the perfect words. From enduring to ever-present, this list of 30 synonyms for “permanent” can help you express the idea of something that is fixed and unchanging in the most accurate and effective way.