perpetual motion machine

noun 0.901

perpetuity

noun 0.639

self-motion

noun 0.586

permanent way

noun 0.574

everlasting

noun 0.547

dynamic equilibrium

noun 0.544

permanence

noun 0.542

motion

noun 0.540

simple harmonic motion

noun 0.539

permeant

noun 0.536

permanent

noun 0.536

space motion

noun 0.532

mechanical energy

noun 0.529

kinetic energy

noun 0.527

eternal

noun 0.525

diurnal motion

noun 0.522

forever

noun 0.520

pendulum

noun 0.518

inertia

noun 0.518

momentum

noun 0.518

permanency

noun 0.516

perennial

noun 0.515

eternal recurrence

noun 0.514

perfection

noun 0.514

permanent magnet

noun 0.513

immortality

noun 0.511

perseveration

noun 0.511

oscillation

noun 0.510

everlasting life

noun 0.510

electric motor

noun 0.509

continuousness

noun 0.509

eternity

noun 0.508

kinetic art

noun 0.506

continuous phase

noun 0.505

permeance

noun 0.504

eternality

noun 0.501