1. Gentleman
2. Nobleman
3. Lord
4. Master
5. Knight
6. Esquire
7. Patrician
8. Squire
9. Gaffer
10. Magistrate
11. Maharajah
12. Grandee
13. Don
14. Baron
15. Chief
16. Patriarch
17. Monarch
18. Duke
19. Monarch
20. Worthy
21. Venerable
22. Notable
23. Dignitary
24. Aristocrat
25. Noble
26. King
27. Grafter
28. Grandfather
29. Sirrah
30. Sirree
Are you looking for synonyms for the word “sir”? If so, you’ve come to the right place! We’ve compiled a comprehensive list of the best ideas and other words for “sir”, including gentleman, nobleman, lord, master, knight, esquire, patrician, squire, gaffer, magistrate, maharajah, grandee, don, baron, chief, patriarch, monarch, duke, monarch, worthy, venerable, notable, dignitary, aristocrat, noble, king, grafter, grandfather, sirrah, and sirree. With these synonyms, you’ll have no trouble finding the perfect word to express your meaning.