Amarok is a fictional wolf creature from Inuit mythology. In case you need to refer to this creature in your writing, there are various synonyms that you can use. Some of the options include the word "tundra wolf," which refers to any wolf species that lives in the arctic or sub-arctic regions. Another synonym is "arctic wolf," which is a subspecies of the grey wolf that lives in the same regions. You can also use "Alaskan timber wolf," a subspecies of the grey wolf that lives in Alaska, or "Canis lupus arctos," which is the scientific name for the arctic wolf. Other options include "polar wolf" and "white wolf".