startle

1 ENTRIES FOUND:
startle /ˈstɑɚtl̟/ verb
startles; startled; startling
startle
/ˈstɑɚtl̟/
verb
startles; startled; startling
Britannica Dictionary definition of STARTLE
1 
[+ object] : to surprise or frighten (someone) suddenly and usually not seriously
— often used as (be) startled
2 
[no object] : to move or jump suddenly because something surprises you or frightens you