1. Insignificant
2. Peripheral
3. Trivial
4. Subordinate
5. Negligible
6. Slight
7. Minor
8. Inferior
9. Unimportant
10. Mediocre
11. Secondary
12. Superficial
13. Unessential
14. Paltry
15. Diminutive
16. Inconsiderable
17. Trivial
18. Inconsequential
19. Unconsiderable
20. Unsubstantial
21. Unessential
22. Negligible
23. Unremarkable
24. Infinitesimal
25. Unweighty
26. Unnoticeable
27. Piddling
28. Unavailing
29. Unappreciable
30. Unmemorable
If you are looking for synonyms for the word “marginal”, you have come to the right place. Here we have compiled the best ideas for alternative words to use instead of “marginal”. Whether you are looking for other words for “marginal” to use in conversation, writing, or for any other purpose, this list of 30 synonyms is sure to have the perfect word to suit your needs. From “insignificant” to “unmemorable”, the list of synonyms for “marginal” is sure to have the best word for you.