How to Say "poisoned" in Spanish
The Spanish word for “poisoned” is “envenenado” — B1 level.
English → SpanishB1
adjectiveB1
containing a substance that causes harm

Examples
El perro se comió un trozo de carne envenenado.
The dog ate a piece of poisoned meat.
Ten cuidado con ese río, el agua está envenenada.
Be careful with that river; the water is poisoned.
Changing the Ending
Since this word is used for descriptions, remember to change the 'o' to 'a' (envenenada) if you are describing something feminine, like 'la comida' (the food).
Don't confuse with 'venenoso'
Mistake: “Using 'envenenado' for a snake.”
Correction: Use 'venenoso' for animals that produce poison naturally, and 'envenenado' for something that had poison added to it or has been harmed by it.
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