Biological Abnormalities

noun a mental disorder or disturbance

• The patient exhibited signs of cognitive derangement.
• She went through a period of emotional derangement after the breakup.
• His behavior was so deranged, it was like he was from another planet.
• The derangement of the original plan led to a complete restructuring of the project.

adjective extreme in a way that is not normal or natural

• The patient was diagnosed with a pathological condition that required immediate treatment.
• She always has a pathological need to be the center of attention.
• His obsession with social media is just pathological at this point.
• The company's pathological focus on profits led to unethical business practices.