Following are all the mainspring like words, in the list below.
MOTOR
100% like mainspring
LINCHPIN
99.95% like mainspring
ENGINE
99.94% like mainspring
BACKBONE
99.06% like mainspring
HAIRSPRING
50.11% like mainspring
ISOCHRONISM
50.11% like mainspring
OVERWOUND
50.11% like mainspring
ESCAPEMENT
50.11% like mainspring
FUSEE
50.11% like mainspring
WINDER
50.11% like mainspring
ESCAPEMENTS
50.11% like mainspring
CLOCKWORKS
50.11% like mainspring
SPRINGS
50.11% like mainspring
CHRONOGRAPH
50.11% like mainspring
CLOCKWORK
50.11% like mainspring
FRIZZEN
50.11% like mainspring
HAMMERLESS
50.11% like mainspring
WATCHMAKER
50.11% like mainspring
IMPROVABILITY
50.11% like mainspring
BREECHBLOCK
50.11% like mainspring
TOURBILLON
50.11% like mainspring
LEVER
50.11% like mainspring
MEDIAEVALISM
50.11% like mainspring
RUSTLESS
50.11% like mainspring
VITALITY
50.11% like mainspring
ELECTROPNEUMATIC
50.11% like mainspring
PEPPERBOX
50.11% like mainspring
REVOLVER
50.11% like mainspring
PULSATORY
50.11% like mainspring
CLOCKLIKE
50.11% like mainspring
MAINSHAFT
50.11% like mainspring
RECOIL
50.11% like mainspring
EBAUCHE
50.11% like mainspring
BOBBIN
50.11% like mainspring
PNEUMATIC
50.11% like mainspring
ENCHAINING
50.11% like mainspring
GUNMAKING
50.11% like mainspring
BLUED
50.11% like mainspring
WATCHMAKERS
50.11% like mainspring
CHRONOGRAPHIC
50.11% like mainspring
TENSION
50.11% like mainspring
COUNTERBORING
50.11% like mainspring
MECHANICAL
50.11% like mainspring
COMMUNALISTIC
50.11% like mainspring
WATCHSPRING
50.11% like mainspring
HEADSPRING
50.11% like mainspring
SWING WHEEL
50.11% like mainspring
BALANCE WHEEL
50.11% like mainspring
RATCHET WHEEL
50.11% like mainspring
GOING BARREL
50.11% like mainspring
SPRING
50.11% like mainspring
WIND-UP TOY
50.11% like mainspring
SPRING HOOK
50.11% like mainspring
STEM-WINDER
50.11% like mainspring
SPRINGING
50.11% like mainspring
COIL SPRING
50.11% like mainspring
SPRING PIN
50.11% like mainspring
CRANKSHAFT
50.11% like mainspring
ESCAPE WHEEL
50.11% like mainspring
MOTIONWORK
50.11% like mainspring
ARMATURE
50.11% like mainspring
SNAIL-WHEEL
50.11% like mainspring
SPRING SHACKLE
50.11% like mainspring
MOTION
50.11% like mainspring
GEARWORK
50.11% like mainspring
CARRIAGE CLOCK
50.11% like mainspring
COUNTWHEEL
50.11% like mainspring
DRAWSPRING
50.11% like mainspring
KARRUSEL
50.11% like mainspring
BANKING
50.11% like mainspring
MECHANISM
50.11% like mainspring
PRIMARY
50.11% like mainspring
JACKSHAFT
50.11% like mainspring
DETENT
50.11% like mainspring
LEAF SPRING
50.11% like mainspring
WILBERFORCE PENDULUM
50.11% like mainspring
PINION
50.11% like mainspring
WIND-UP RADIO
50.11% like mainspring
VERGE ESCAPEMENT
50.11% like mainspring
SPROCKET
50.11% like mainspring
POWER SUPPLY
50.11% like mainspring
POWER SOURCE
50.11% like mainspring
CRANK
50.11% like mainspring
WINDING ENGINE
50.11% like mainspring
TRAILING SPRING
50.11% like mainspring
SCAPE-WHEEL
50.11% like mainspring
MOVEMENT
50.11% like mainspring
HYDROSPRING
50.11% like mainspring
LEADSCREW
50.11% like mainspring
ENDLESS SCREW
50.11% like mainspring
COGWHEEL
50.11% like mainspring
WORM
50.11% like mainspring
STATOR
50.11% like mainspring
REWINDING
50.11% like mainspring
SWIVEL
50.11% like mainspring
SWING MOTION
50.11% like mainspring
WHORL
50.11% like mainspring
ELLIPTIC SPRING
50.11% like mainspring
WHEELWORK
50.11% like mainspring
MECHANICS
50.11% like mainspring