List of hibernal synonyms and hibernal related words.
Siberian, aestival, algid, arctic, autumn, autumnal, below zero, biting, bitter, bitterly cold, bleak, boreal, brisk, brumal, canicular, cold, cold as charity, cold as death, cold as ice, cold as marble, crisp, cutting, equinoctial, freezing, freezing cold, frigid, gelid, glacial, hiemal, hyperborean, ice-cold, ice-encrusted, icelike, icy, inclement, keen, midsummer, midwinter, nipping, nippy, numbing, out of season, penetrating, piercing, pinching, raw, rigorous, seasonal, severe, sharp, sleety, slushy, snappy, solstitial, spring, springlike, stone-cold, subzero, summer, summerlike, summerly, summery, supercooled, vernal, winter, winterbound, winterlike, wintery, wintry