unpaced
/ˈʌnpæsɪd/Definitions
1. adjective
not regulated or controlled at a steady speed or rate; untimed
“The driver had to drive unpaced through the heavy traffic.”
2. noun
a period of time when there is no pacing or timing
“The film’s unpaced ending left the audience confused.”
3. verb
to move or go at an uneven pace
“The horse unpaced the rider with a sudden burst of speed.”