Antonyms of noun immobility

1 of 2 senses of immobility

Sense 2
immobility -- (the quality of not moving)
       Antonym of mobility (Sense 1)
      => mobility -- (the quality of moving freely)

Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun immobility

2 senses of immobility

Sense 1
stationariness, immobility, fixedness -- (remaining in place)
       => motionlessness, stillness, lifelessness -- (a state of no motion or movement; "the utter motionlessness of a marble statue")

Sense 2
immobility -- (the quality of not moving)
       => quality -- (an essential and distinguishing attribute of something or someone; "the quality of mercy is not strained"--Shakespeare)