1. To stimulate to action
   "..startled him awake"
   - galvanize, galvanise [Brit] 
2. Move or jump suddenly, as if in surprise or alarm
   "She startled when I walked into the room"
   - jump, start

1. A sudden involuntary movement
   - jump, start

Derived forms: startling, startled, startles

Type of: ball over, blow out of the water, floor, inborn reflex, innate reflex, instinctive reflex, move, physiological reaction, reflex, reflex action, reflex response, shock, take aback, unconditioned reflex

Encyclopedia: Startle

• complexness
• compliance
• compliancy
• compliant
• compliantly
• complicacy
• complicate
• complicated
• complicatedness
• complication
• complicit
• complicity
• complier
• compliment
• complimentary
• compliments
• complin
• compline
• complot
• comply
• compo
• compone
• component
• component part
• comport