In terms of job function:
* Criminal: Someone who commits crimes, the opposite of someone investigating them.
* Victim: Someone who is the target of a crime, the opposite of someone who solves it.
* Witness: Someone who observes a crime, but doesn't actively investigate it.
* Suspect: Someone who is suspected of a crime, but not necessarily the perpetrator.
In terms of personality traits:
* Careless: Someone who is disorganized and doesn't pay attention to details, the opposite of a meticulous detective.
* Naive: Someone who is trusting and gullible, the opposite of a skeptical detective.
* Impulsive: Someone who acts without thinking, the opposite of a thoughtful and calculated detective.
In terms of job role:
* Lawyer: While a lawyer might work with the legal system, their role is to defend clients, not to solve crimes.
* Judge: Judges preside over trials, but they don't actively gather evidence or investigate.
* Police officer: Police officers may be involved in initial investigation, but detectives typically handle more complex cases.
Overall, the best opposite for "detective" depends on the specific situation you're describing.