brumous
cloud-covered
clouded
cloudlike
dull
fogbound
foggy
hazy
heavy
indistinct
leaden
lowering
miasmal
miasmic
misty
nebular
opaque
overcast
smoggy
sullen
sunless
threatening
vaporous
vapourous
Acheronian
Acherontic
Cimmerian
Stygian
addlebrained
addled
addleheaded
addlepated
adiaphanous
amorphous
angry
beclouded
befuddled
blind
castellatus
cirrose
cirrous
clear as mud
cloud-flecked
confused
cumuliform
cumulous
cyclonic
dark
dark and gloomy
darken
dim
dirty
fogged
foul
fuddlebrained
fuddled
funereal
fuzzy
gloomful
glooming
gloomy
grumly
ill-lighted
ill-lit
impervious to light
in a fog
in a muddle
cloudier
cloudiest
bluish
chilly
dusky
humid
milky
muddy
murky
silvery
snowy
stormy
Goudy
Saudi
dowdy
gowdy
howdy
rowdy