How to Say "instigator" in Spanish
The Spanish word for “instigator” is “autor” — B2 level.
English → SpanishB2
nounB2formal
the person who started a negative event

Examples
La policía busca al autor del robo.
The police are looking for the perpetrator of the robbery.
El autor del incendio fue capturado anoche.
The instigator of the fire was captured last night.
Formal Context
This meaning is almost always used in serious or official language, such as legal reports, news articles, or formal investigations.
Related Translations
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