noisome (adj.)
- abhorrent
- abominable
- arrant
- atrocious
- awful
- bad
- baleful
- baneful
- base
- beastly
- blameworthy
- brackish
- brutal
- cloying
- contaminated
- contemptible
- corrosive
- corrupting
- corruptive
- counterproductive
- crude
- damaging
- deadly
- deleterious
- deplorable
- despicable
- detestable
- detrimental
- dire
- dirty
- disadvantageous
- disgusting
- distressing
- dreadful
- egregious
- enormous
- execrable
- fecal
- fetid
- filthy
- flagrant
- forbidding
- foul
- frowsty
- frowzy
- fulsome
- funky
- fusty
- gamy
- grievous
- gross
- harmful
- hateful
- heinous
- high
- horrible
- horrid
- hurtful
- icky
- ignoble
- ill-smelling
- infamous
- injurious
- insalubrious
- insanitary
- lamentable
- lethal
- loathsome
- lousy
- maggoty
- malefic
- malevolent
- malign
- malignant
- malodorous
- mawkish
- mephitic
- miasmal
- miasmic
- mischievous
- moldy
- monstrous
- morbific
- musty
- nasty
- nauseating
- nauseous
- nefarious
- notorious
- noxious
- objectionable
- obnoxious
- obscene
- odious
- odorous
- offensive
- olid
- ominous
- outrageous
- overripe
- pathogenic
- peccant
- pernicious
- pestiferous
- pitiable
- pitiful
- poisonous
- polluted
- prejudicial
- putrid
- rancid
- rank
- reasy
- rebarbative
- reechy
- reeking
- regrettable
- repellent
- reprehensible
- repugnant
- repulsive
- revolting
- rotten
- sad
- scandalous
- scurvy
- septic
- shabby
- shameful
- shocking
- shoddy
- sickening
- sickly
- smelling
- smelly
- sordid
- spoiled
- squalid
- stinking
- strong
- stuffy
- sulfurous
- tainted
- terrible
- toxic
- unclean
- unhealthful
- unhealthy
- unhygienic
- unsanitary
- unwholesome
- venomous
- vicious
- vile
- villainous
- virulent
- woeful
- worst
- worthless
- wretched
- yucky