overactive

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The disease develops when repeated or long-term liver damage -- caused by viral hepatitis, excessive alcohol use, metabolic disorders, toxins, or autoimmune disease -- triggers an overactive healing response.

From Science Daily • Jan. 6, 2026

"I'm a fierce perfectionist and there is an overactive, hugely self-critical voice in my head - my whole life is an exercise in trying to shake that," he says.

From BBC • Dec. 31, 2025

Researchers are probing the pill’s efficacy in patients with Type 2 inflammatory diseases, which are triggered by an overactive immune response.

From Barron's • Dec. 8, 2025

“I have a prescription for an overactive bladder.”

From The Wall Street Journal • Oct. 17, 2025

It might be my overactive imagination, but Ren’s smile seems tighter than everyone else’s, his happiness for me strained.

From "Warcross" by Marie Lu