static
stable
unchanging
showing little if any change
a static population
inactive
motionless
still
not in physical motion
She remained motionless, yet poised to take flight
electrostatic
concerned with or producing or caused by static electricity
an electrostatic generator produces high-voltage static electricity
angry criticism
they will probably give you a lot of static about your editorial
atmospherics
atmospheric static
a crackling or hissing noise caused by electrical interference