innatural

Example:She believed her new fear of heights was an innatural instinct developed after reading a thrilling story.

Definition:A instinct that is not normal or expected in a given situation.

Example:The sudden outburst of anger seemed like an innatural behavior for a seasoned professional.

Definition:Behavior that is not natural or expected.

Example:The substance caused an innatural reaction in the test subject's body.

Definition:A reaction that is not natural or expected.

Example:The detective noted that this assumption based on circumstantial evidence was innatural.

Definition:An assumption that is not grounded in normal or expected circumstances.