Startle

Star″tle (stär″t'l), v. i. [imp. & p. p.Startled (–t'ld); p. pr. & vb. n.Startling (–tlĭng).] [Freq. of start.] To move suddenly, or be excited, on feeling alarm; to start.

Why shrinks the soul

Back on herself, and startles at destruction? Addison.