Synonyms to be startled

flinch, avoid, avoidance, blanch, blench, blink, boggle, cower, cringe, demur, dodge, draw back, draw in, duck, elude, escape, eschew, evade, evasion, fade, fall back, fallback, falter, fight shy of, funk, hang back, hang off, have qualms, hesitate, hold off, jib, jump, jump a mile, make bones about, pause, pull back, pull in, pull out, pullback, pullout, quail, recede, recoil, reel back, retire, retract, retreat, scruple, sheer off, shrink, shrink back, shrink from, shun, shy, shy at, sidestep, sidestepping, squinch, start, start aside, start back, startle, stick at, stickle, strain, swerve, turn aside, waver, weasel, weasel out, wince, withdraw, Highland fling, abandon, abscond, absquatulate, accept, access, accession, accretion, accrual, accruement, accumulation, addition, advance, advantage, aggrandizement, airlift, amble, ambush, amplification, anabasis, and jump, appreciation, ascension, ascent, assail, assault, attack, augmentation, bail out, ballooning, barge, barricade, beat a retreat, blitz, bloating, bob, bobble, bolt, boom, boost, bounce, bound, bowl along, breach, brea