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poisonous
adjective
See more 3-syllable adjectives

Divide poisonous into syllables:

poi · so · nous

How to pronounce poisonous:

Definition of poisonous:

poisonous (adjective):
not safe to eat.
of or like a poison
destructive, harmful

Synonyms for poisonous:

toxicvirulentpoisonharmfuldeadlylethalmortalfatalnoxiousinedible
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Antonyms for poisonous:

benevolentinnocuousunexceptionablesafebenignnicesalubriousinoffensiveauspiciousadvantageous
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Other 3-syllable words like poisonous

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

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