Akademik

immobility
noun
1. remaining in place (Freq. 1)
Syn: ↑stationariness, ↑fixedness
Derivationally related forms: ↑fixed (for: ↑fixedness), ↑immobile, ↑stationary (for: ↑stationariness)
Hypernyms: ↑motionlessness, ↑stillness, ↑lifelessness
Hyponyms: ↑rootage
2. the quality of not moving
Ant: ↑mobility
Hypernyms: ↑quality
Hyponyms: ↑immotility, ↑inertness, ↑immovability, ↑immovableness

Useful english dictionary. 2012.