not clean

soiled, unclean

(of liquids) stinking

foul, rancid

causing disgust; having a bad smell or taste; very bad and strong

disgusting, dirty

causing horror or terror

horrifying

(of a kind) not suitable to be eaten

unpalatable

untidy

dirty

disgusting, unpleasant; immoral; threatening

disgusting, offensive

not appetizing

distasteful

not pleasant

bad