Hyperarousal after a traumatic experience is normal. It occurs when a person's brain believes that person is at risk again because it misreads an external signal or trigger.
Source: wiktionary
Hyperarousal
Synonyms for "hyperarousal"
Ranked by relevance and common usage.
Related word relations
OpenGloss and ConceptNet supply richer edges like generalizations, collocations, and derivations.
Related terms
2 entriesderived from
1 entriesrelated to
5 entriesSample sentences
2 total sentences available.
A feeling of restlessness and an urge to move in your arms, legs or torso is a state of hyperarousal and can keep you from a good night’s sleep, she said.
Source: wiktionary
Keep exploring
Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.