1. Principal
2. Primary
3. Chief
4. Paramount
5. Essential
6. Supreme
7. Preeminent
8. Dominant
9. Monumental
10. Notable
11. Grand
12. Paramountcy
13. Pivotal
14. Chiefmost
15. Paramountly
16. Central
17. Dominative
18. Paramountage
19. Paramountcy
20. Predominant
21. Predominantly
22. Prepotent
23. Prepotency
24. Prepotently
25. Prevalent
26. Prevalently
27. Superior
28. Superlative
29. Supremely
30. Uppermost

Finding the right words to express yourself can be difficult, but it doesn’t have to be. Whether you are looking for synonyms for the word ‘capital’, or just need some ideas to help you get started, there are plenty of options available. From ‘principal’ and ‘primary’ to ‘dominant’ and ‘preeminent’, there are a variety of words that can be used to accurately describe ‘capital’. If you are looking for something more unique, consider words like ‘paramountcy’, ‘chiefmost’, or ‘prepotency’. With so many options, you can find the perfect word to express your ideas.