Startle

v. i.	1.	To move suddenly, or be excited, on feeling alarm; to start. [imp. & p. p. Startled (stär"t'ld); p. pr. & vb. n. Startling (stär"tlĭng).] Why shrinks the soul Back on herself, and startles at destruction? - Addison.
v. t.	1.	To excite by sudden alarm, surprise, or apprehension; to frighten suddenly and not seriously; to alarm; to surprise. The supposition, at least, that angels do sometimes assume bodies need not startle us. - Locke.
	2.	To deter; to cause to deviate.
n.	1.	A sudden motion or shock caused by an unexpected alarm, surprise, or apprehension of danger. After having recovered from my first startle, I was very well pleased with the accident. - Spectator.

Noun	1.	startle - a sudden involuntary movement; "he awoke with a start" Synonyms: jump, start
Verb	1.	startle - to stimulate to action ; "..startled him awake"; "galvanized into action" Synonyms: galvanise, galvanize
	2.	startle - move or jump suddenly, as if in surprise or alarm; "She startled when I walked into the room" Synonyms: jump, start

affright, alert, arouse, awe, awestrike, be startled, bedaze, bedazzle, bewilder, boggle, bolt, bowl down, bowl over, confound, cry havoc, cry wolf, curdle the blood, daze, dazzle, discombobulate, discompose, dismay, disquiet, disturb, dumbfound, dumbfounder, electrify, fight shy, flabbergast, flinch, fly storm warnings, fright, frighten, funk, horripilate, jar, jib, jolt, jump, jump a mile, make one tremble, overwhelm, panic, paralyze, perplex, perturb, petrify, raise apprehensions, scare, shake, shake up, shy, skedaddle, sound the alarm, sound the tocsin, spook, spring, stagger, stampede, start, start aside, strike dead, strike dumb, strike with wonder, stun, stupefy, take aback, terrify, terrorize, unman, unnerve, unsettle, unstring, upset, warn