Dictionary Only:
Profanity Off:

NOXIOUS Synonyms

There are 18 synonyms of the word noxious. (exact relations)
There are 10 hypernyms of the word noxious. (close relations)
Also try synonyms for..
noxiousness

Best Alternative Words for NOXIOUS

Expand?WordSave?More Syns..UsageType
harmful
adjectiveadj
adjective

• causing or capable of causing harm

injurious
adjectiveadj
adjective satellite

• harmful to living things

baneful
adjectiveadj
adjective satellite

• exceedingly harmful

• deadly or sinister

damaging
adjectiveadj
adjective satellite

• (sometimes followed by `to') causing harm or injury

• designed or tending to discredit, especially without positive or helpful suggestions

dangerous
adjectiveadj
adjective

• involving or causing danger or risk; liable to hurt or harm

adjective satellite

• causing fear or anxiety by threatening great harm

deleterious
adjectiveadj
adjective satellite

• harmful to living things

destructive
adjectiveadj
adjective

• causing destruction or much damage

detrimental
adjectiveadj
adjective satellite

• (sometimes followed by `to') causing harm or injury

hazardous
adjectiveadj
adjective satellite

• involving risk or danger

maleficent
noun, adjectiven, adj
adjective

• harmful or evil in intent or effect

malignant
adjectiveadj
adjective

• dangerous to health; characterized by progressive and uncontrolled growth (especially of a tumor)

noisome
adjectiveadj
adjective satellite

• causing or able to cause nausea

• offensively malodorous

pernicious
adjectiveadj
adjective satellite

• exceedingly harmful

• working or spreading in a hidden and usually injurious way

poisonous
adjectiveadj
adjective satellite

• having the qualities or effects of a poison

• not safe to eat

• marked by deep ill will; deliberately harmful

toxic
verb, adjectivev, adj
adjective

• of or relating to or caused by a toxin or poison

unhealthy
adjectiveadj
adjective

• not in or exhibiting good health in body or mind

adjective satellite

• detrimental to health

• not conducive to good health

unwholesome
adjectiveadj
adjective

• detrimental to physical or moral well-being

virulent
adjectiveadj
adjective

• infectious; having the ability to cause disease

adjective satellite

• extremely poisonous or injurious; producing venom

• harsh or corrosive in tone

Best Hypernyms For NOXIOUS

Here is a list of related hypernyms for noxious, these are close relations that fall within the same topic. Most relevant words are highlighted and in order.
Words (10)
damaging dangerous deleterious destructive detrimental harmful injurious pernicious poisonous toxic

Alternatives for HARMFUL

WordDB Icon
WordDB
United Kingdom
Download the WordDB app directly on your home screen for instant access. No App Store necessary, less than 1MB storage, always up-to-date and secure.
1.
Tap on share button
2.
Tap on Add To Home Screenadd button
3.
Find WordDB App Icon on your home screen