Poisonous synonyms

poi'zə-nəs
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Oppressively tiresome
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Causing danger; ready to do harm or injury.
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The definition of malignant is something evil or intending harm, a tumor that is spreading, or a disease that is invasive.
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Very destructive; most unfortunate; disastrous
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Capable of causing injury or death, especially by chemical means; poisonous.
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The definition of lethal is something very harmful or destructive, especially something that could cause death.
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Served without milk or cream:
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Harmful to the mind or morals; corrupting:
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Tending to impair or damage; injurious; mischievous; occasioning loss or injury.
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(Informal) Annoying; mischievous; bothersome
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Deadly or sinister.
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Capable of producing infection; infectious.
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Characterized by, causing, or promoting the rapid onset of severe illness. Used of a disease or toxin.
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(Rare) Diseased or causing disease
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Containing errors or alterations, especially ones that prevent proper understanding or use:
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Having a harmful effect; injurious:
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The definition of noisome is harmful, or bad smelling.
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Psychologically unhealthy or unwholesome:
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Causing or leading to disease
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Like or constituting a pestilence; widespread and deadly
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Reeking, oppressing, having the nature of a miasma
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Merely negative; not helpful
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Not achieving an adequate standard; poor:
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Conducive to good health; healthful:
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Promoting or conducive to good health or well-being; healthful
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Contributing to health or growth; nutritious
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Causing or able to cause harm; hurtful
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Archaic form of toxic.
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Relating to an antidote.
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Not poisonous.
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Not causing or incapable of causing harm.
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(Canada, US) Not poisonous; nontoxic.
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Of or caused by mephitis
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Alternative form of mephitic.
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Poisonous or poisoned
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Capable of causing damage by poisoning
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Characterized by anger or spite; malicious:
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Evoking a feeling of hatred.
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Malevolent is defined as someone or something that is harmful or evil.
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Having the nature of or resulting from malice; deliberately harmful; spiteful:
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(Slang) Hard to cope with; difficult or troublesome:
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The definition of nasty is something that is very dirty, unpleasant or offensive.
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Filled with, prompted by, or showing spite; malicious.
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Naughty in a playful way; mischievous
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In a bad mood; irritable or cranky.
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Capable of injuring or killing by poison
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Characterized by intense ill will or spite
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Find another word for poisonous. In this page you can discover 54 synonyms, antonyms, idiomatic expressions, and related words for poisonous, like: toxiferous, deadly, dangerous, malignant, venomous, vicious, fatal, toxic, lethal, black and noxious.