polar
icy
gelid
frigid
arctic
glacial
freezing cold
frore
brass monkeys
freezing
skinning
overcold
ultracold
stone-cold
chilling
bust ass cold
cold enough to freeze the balls off a brass monkey
perishing
brick
Baltic
chanking
supercold
bitterness
cryo-
taters
taters in the mould
psychro-
nithered
algid
frosty
cold as a witch's tit
cold as balls
cold as a witch's kiss
cold as ice
cold as death
bone-chilling
brass monkey
cold as a well-digger's arse
freezingly
algor
howler
chilly
cooold
psychrosensitive
cold as charity
clumse
blizzardous
dead of winter
nip
iciness