countermeasure
offsetting
exarticulation
retroaction
sliming
incitation
backaction
counterpoise
supplanting
displacement
counteract
Bad Thing
process
parry
procedure
demagnification
subduction
overtaking
exusion
set-off
exudation
thing
outdoing
counteradvance
opposition
expatiation
regioselectivity
smokescreen
counterreaction
gauntlet
smoke screen
third law of motion
Newton's third law
law of action and reaction
adonization
lifting
double-declutching
Newton's third law of motion
reckoning
reward
counterassault
tactic
decombination
cooperation
operation
brief
countermaneuver
overcommitment
reduplication
bespattering