Akademik

motionless
adjective
not in physical motion (Freq. 8)
-

the inertia of an object at rest

Syn: ↑inactive, ↑static, ↑still
Similar to: ↑nonmoving, ↑unmoving
Derivationally related forms: ↑stillness (for: ↑still), ↑motionlessness, ↑inactivity (for: ↑inactive)

Useful english dictionary. 2012.