Glacial breakup result, 7 letters
Irregular glacial mass, 7 letters
Steep part of a glacier, 7 letters
A steep part of a glacier resembling a frozen waterfall, 7 letters
Go angling in the Arctic, 7 letters
Involves putting a line through a hole, 10 letters
Traditional 12/31 activity in rural Quebec, 10 letters
Polar bear's resting spot, perhaps, 7 letters
Seal's resting place, perhaps, 7 letters
Arctic Ocean phenomena, 8 letters
Hazards to navigation, 8 letters
Arctic weather phenomenon, 6 letters
Cold weather phenomenon, 6 letters
Weather phenomenon also known as pogonip, 6 letters
Protective structure for a snowball war, 7 letters
Clear, as winter windshields, 7 letters
Easy to navigate, in a way, 7 letters
Like navigable northern waterways, 7 letters
Like some winter ponds, 7 letters
Navigable year-round, 7 letters