overresponsive

Excessively quick reacting

Overresponsive means reacting too readily, too strongly, or too quickly.

An overresponsive immune system attacks harmless substances.

An overresponsive brake pedal makes a car jerk.

The steering felt overresponsive at highway speeds.

The word often implies that sensitivity has crossed from useful into problematic.

hypersensitive

oversensitive

Excessively prone to offense

reactive · hair-trigger · jumpy · twitchy · prickly · irritable · temperamental · volatile · excitable · quick-tempered

overreactive

overreact

Respond disproportionately to something

overblown · overwrought · disproportionate · excessive · amplified · escalating · inflated · melodramatic · hysterical · panicky

vigilant

hypervigilant

Abnormally heightened awareness state

anxious · on-edge · watchful · wary · guarded · apprehensive · nervous · overcautious · overprotective · suspicious

eager

overeager

Too keen

impetuous · gung-ho · hasty · premature · anticipatory · proactive · keen · pushy · overbearing · intrusive

Opposites
responsiveness level

overresponsiveunderresponsive

Insufficiently reactive to stimuli

unresponsive · nonresponsive · insensitive · unreactive · inert

emotional/sensory regulation

overresponsivecalm

Free from agitation

measured · composed · unflappable · imperturbable · stoic

Family

over, responsive, response, respond, responds, responded, responding, responder, responders

Familiarity
Top 500,000
Profile
Used worldwide · Timeless · Abstract · Everyday, not technical · Rated G