1. Ghastly
2. Eerie
3. Apparitional
4. Spooky
5. Unearthly
6. Weird
7. Supernatural
8. Unnatural
9. Ghostly
10. Ghoulish
11. Phantasmal
12. Preternatural
13. Unworldly
14. Phantasmic
15. Unholy
16. Uncanney
17. Unusual
18. Ethereal
19. Unearthly
20. Egregious
21. Spookish
22. Spectral-like
23. Specter-like
24. Frightful
25. Unfamiliar
26. Unfamiliar
27. Unaccustomed
28. Unfamiliar
29. Uncanny
30. Uncanny

When it comes to finding synonyms for the word «spectral», there are many ideas to consider. Whether you are looking for the best words to use in creative writing or simply need to find a replacement for the word «spectral» in a sentence, this list of synonyms can help. From «ghastly» and «eerie» to «unnatural» and «ghostly», there are plenty of options to choose from. For those looking for other words for «spectral», «ghoulish», «phantasmal», and «preternatural» are all great alternatives. Additionally, «unworldly», «phantasmic», and «unholy» are some of the best ideas to use when searching for synonyms for the word «spectral».