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noxious
adjective
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How to pronounce noxious:

Definition of noxious:

noxious (adjective):
poisonous or harmful
injurious to physical or mental health.
physically harmful or destructive to living beings

Synonyms for noxious:

baneful
corrupting
deadly
degrading
detrimental
foul
harmful
hurtful
injurious
insalubrious
insanitary
noisome
pernicious
pestilent
pestilential
poisonous
sickly
toxic
unhealthful
unhealthy
unsanitary
unwholesome
vesicant
vesicatory

Antonyms for noxious:

advantageous
affable
agreeable
aiding
amiable
amicable
animating
anodyne
approving
assisting
auspicious
behooveful
benefic
beneficent
beneficial
benevolent
benign
benignant
bland
blessed
bracing
calm
certain
clean
congenial
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Other 3-syllable words like noxious

Here are some other common words that have 3 syllables, like noxious does.

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