Choose the perfect synonym or antonym for the word Harmful or capable of causing damage to living organisms through its chemical properties.
Poisonous
/ˈpɔɪzənəs/Synonyms:
Antonyms:
Examples:
Nasty poisonous stuff.
And possibly the poisonous berries from that very tree...?
The fish's bite proved to be extremely poisonous.
Etymology:
From Middle English poisonous, derived from the Anglo-Norman and Old French poisonous, and Latin poisoniosus, ultimately linked to poison, meaning a harmful substance.
Usage Statistics:
9 mentions per 1 million words 
Hint: Frequency according to COCA
Moderate
Hint: Frequency according to COCA
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