winter depression
winter blues
seasonal depression
summer depression
seasonal mood disorder
summer blues
squaw winter
seasonal affective disorder
rigor
hiemal
hibernal
winterish
wintry
brumal
dead of winter
Old Man Winter
winterful
overwinter
wintery
psychrosensitive
freezing cold
algor
chilling
winterlessness
Jack Frost
hydrofractured
cryesthesia
bitter cold
piblokto
cold as a mackerel
algid
wintriness
winter warmer
frost burn
cold snap
winterlike
glacial
spring fever
subnivium
hurple
winterly
cold-sensitive
thrilling
perfriction
freezing
superfrost
chillness
chillth
cryopathy
howler