Definitions
1.verbTo move suddenly, or be excited, on feeling alarm; to start."a horse that startles easily"
2.verbTo excite by sudden alarm, surprise, or apprehension; to frighten suddenly and not seriously; to alarm; to surprise.
3.verbTo deter; to cause to deviate.
4.nounA startle; a sudden motion or shock.
5.adjectiveLikely to startle; surprising; shocking.