1. Believable
2. Plausible
3. Authentic
4. Verifiable
5. Trustworthy
6. Legitimate
7. Genuine
8. Reliable
9. Acceptable
10. Valid
11. Probable
12. Respectable
13. Credible
14. True
15. Creditable
16. Veracious
17. Real
18. Sound
19. Legit
20. Honest
21. Veritable
22. Plausive
23. Endorsed
24. Reputable
25. Credible
26. Credal
27. Established
28. Authenticated
29. Tenable
30. Veridical

When looking for an alternative word for credible, there are numerous options available. Whether you are looking for a synonym to describe an individual or an organization, there are plenty of ideas to choose from. Some of the best synonyms for credible include believable, plausible, authentic, verifiable, trustworthy, legitimate, genuine, reliable, acceptable, valid, probable, respectable, true, creditable, veracious, real, sound, legit, honest, veritable, plausive, endorsed, reputable, credal, established, authenticated, tenable, and veridical. These words can be used to describe someone or something that is trustworthy and reliable. Whether you are looking for a synonym to describe a person, organization, or situation, these words can help you express the concept of credibility.