awful

dreadful

virulent

steamy

toxic

fuming

gooey

stygian

inky

ewwwwww

wet

crepuscular

gross

demise

murky

moist

mildewed

miasmic

fumy

pestilent

fetid

disgusting

muggy

dim

eerie

sickly

insalutary

stinking

evil

noxious

dingy

wretched

vomitous

unhealthful

dark

loathsome

gruesome

despicable

dank

grimy

chilling

damp

repulsive

clammy

ugly

rank

dripping

dense

moldy

tarnished

malodorous

putrid

dirty

filthy

foggy

molding

dewy

rotting

mephitic

infested

dreary

dungeon

diseased

gloomy

cobwebbed

cool

deep

reeking

noisome

stained

pestiferous

foul

smelly

chilly

wettish

soggy

unwholesome

slimy

horrid

sticky

stinky

close

baneful

miserable

insalubrious

blotched

vile

cold

nauseating

pestilential

deleterious

oozing

dull