chill
chilling
freeze
cryo-
algor
freezing
brass monkeys
frore
icy
gelid
arctic
polar
achill
glacial
frigid
shrump
algid
taters
psychro-
taters in the mould
coldish
freezing cold
supercold
shivery
encolden
cold as death
coldrife
cold as ice
cold as a witch's kiss
cold as a witch's tit
bone-chilling
cold as a well-digger's arse
cold as balls
brass monkey
chillness
unwarm
catch cold
frostiness
frosty
overcold
shuckish
cold enough to freeze the balls off a brass monkey
Baltic
bust ass cold
brick
chanking
catch a cold
cold-sensitive
perishing
cold as a mackerel