1. Arctic
2. Northeastern
3. Northernmost
4. High-northern
5. Subarctic
6. Boreal
7. Upper
8. Northerly
9. Polar
10. Northernmost
11. Northernly
12. Uppermost
13. High-north
14. High-arctic
15. Subpolar
16. High-boreal
17. Northward
18. Norther
19. Northmost
20. Subnorthern
21. Subarctical
22. Arcticward
23. Subpolarly
24. Northwardly
25. Subarcticward
26. Northernward
27. Subarcticwardly
28. High-arcticward
29. Subarcticward
30. Subarctically

When searching for synonyms for the word “NORTHERN”, there are many ideas to consider. Whether you’re looking for the best words to use in a poem, or for a more scientific description, there is a plethora of synonyms to choose from. Arctic, Northeastern, Northernmost, High-northern, Subarctic, Boreal, Upper, Northerly, Polar, and Northernly are just a few of the many words that can be used in place of the word “NORTHERN”. Additionally, Uppermost, High-north, High-arctic, Subpolar, High-boreal, Northward, Norther, Northmost, Subnorthern, and Subarctical are all great alternatives. For a more directional approach, Arcticward, Subpolarly, Northwardly, Subarcticward, Northernward, Subarcticwardly, High-arcticward, and Subarcticward are all suitable options. Finally, for a more scientific description, Subarctically is a perfect synonym for the word “NORTHERN”. With so many different ideas to choose from, there is sure to be a synonym to fit any context.