The words which have the same meanings as Frostbite are Ague, Algidity, Algor, Chill, Chilliness, Coldness, Draft, Freeze, Frigidity, Frost, Gelidity, Glaciation, Iciness,
[urdupoint.com]
CHICAGO -- Why your skin is at risk in frigid temperatures.
[wgntv.com]
— Tom Haudricourt, Milwaukee Journal Sentinel, "Rather than worry about getting blanked again, Brewers give Matz credit for strong outing," 24 May 2018 In frigid temperatures
[merriam-webster.com]