equilibrium
tension
isostatic
stasis
free state
statics
vis a tergo
perpetual motion
disequilibrium
balance
shear
enantiodromia
superlubricity
impetus
resistance
stiction
impulsion
drift
wheel
knife-edge
collisionlessness
pushing
push
counterforce
pressure
elasticotaxis
deadlock
interfriction
Newton's first law of motion
first law of motion
gravity
net force
Newton's first law
redisposition
redeployment
self-motion
couple
field of force
rotary joint
articulatio trochoidea
rotatory joint
strong nuclear interaction
breakout force
knuckle joint
pivot joint
hinge joint
friction
collision course
moment of a couple
propulsion