How to Say "researched" in Spanish
The Spanish word for “researched” is “investigado” — B1 level. This is a very common word in everyday Spanish.

Examples
El caso investigado por la policía es muy confidencial.
The case investigated by the police is very confidential.
Es un tema poco investigado por los científicos.
It is a topic that has been little researched by scientists.
Gender and Number Agreement
This word must match the person or thing you are describing. Use 'investigado' for masculine nouns (el caso) and 'investigada' for feminine nouns (la pista).
The 'Done' Form
This is a past participle, which is like the English '-ed' form. It describes the result of an action that has already happened.
Don't confuse with the person doing the work
Mistake: “Using 'investigado' for a detective.”
Correction: Use 'investigador' for the person who investigates, and 'investigado' for the person being investigated.
Related Translations
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