kinetic

Etymology

From Ancient Greek κινητικός (kinētikós, “puts in motion”), from κινέω (kinéō, “I move, put in motion”).

adj

1. Relating to motion.
2. Relating to kinesis or motor function.
3. (biology) Relating to the movement of an organism in response to an external stimulus.
4. (philosophy) Relating to the force driving life forward.
5. (military, euphemistic) Relating to active warfare or the use of lethal force.^([W])
6. (slang) Frantic; busy.
   Sorry it took so long; it's been kind of kinetic around here. 1997, Hollywood Confidential (film)
   Their enthusiasm and group cohesion helped when things got kinetic. , Sullivan's Gift: Hegemony: Book 3