taters
psychro-
taters in the mould
brick
cold as a witch's tit
cold as death
bone-chilling
cold as ice
brass monkey
bust ass cold
cold enough to freeze the balls off a brass monkey
cold as a witch's kiss
cold as balls
cold as a well-digger's arse
perishing
chanking
Baltic
brass monkeys
frore
freezing
cryo-
frosty
algid
polar
arctic
gelid
glacial
frigid
icy
bitterness
coldish
skinning
chilling
nithered
overcold
freezingly
supercold
chill
algor
cold as charity
iced
howler
ultracold
stone-cold
icily
freezing cold
ice-cold
chillness
ashiver
achill