poisonous
BrE /ˈpəʊɪsənəs/ AmE /ˈpoɪsnsəs/
adjective en → es
causing illness or death if it is eaten, drunk, etc.
venenoso, tóxico
- be poisonous to somebody/something
Collocations poisonous snake · poisonous plant
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The mushrooms are poisonous and can kill you.
Los hongos son venenosos y pueden matarte.
very unpleasant or harmful, especially to someone's reputation or feelings
tóxico, perjudicial
- be poisonous for somebody/something
Collocations poisonous atmosphere · poisonous relationship
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The situation is becoming poisonous and needs to change.
La situación está volviéndose tóxica y necesita cambiar.