hibernal Synonyms

brumal hiemal wintry siberian shivery sharp raw pruinose polar piercing numbing nipping midwinter snappy snowy extremely cold ice-cold cold as ice parky nippy solstitial wintery winterly wintering winter stone-cold midsummer icy chilly chilled chill boreal bleak bitter biting benumbed baltic autumnal arctic cold crisp hyperborean hyemal glacial gelid frosty frigid freezing frozen equinoctial