self-propelled
1. [ adjective ] containing within itself the means of propulsion or movement
Synonyms: self-propelling automotive
Examples:

"a self-propelled vehicle"

Related terms: moving
2. [ adjective ] moved forward by its own force or momentum
Synonyms: self-propelling
Examples:

"a self-propelled egotist" "the arms program is now self-propelled"

Related terms: dynamic
Similar spelling:   self-propelling
  self-produced
  self-praise
  self-protection