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Deleterious
Synonyms for
deleterious
adverse
bad
baleful
baneful
cataclysmic
catastrophic
costly
damaging
deadly
deathly
destructive
detrimental
devastating
disadvantageous
evil
fatal
fell
grievous
harmful
hurtful
ill
inimical
injurious
insalubrious
lethal
malign
mischievous
mortal
murderous
negative
nocuous
noisome
noxious
pernicious
pestilent
poisonous
prejudicial
ruinous
toxic
unfortunate
unhealthy
unwholesome
Opposites of
deleterious
There are 42 synonyms for deleterious