impulsion

noun 0.705

impulse

noun 0.688

incentive

noun 0.675

motive

noun 0.652

motivation

noun 0.605

stimulus

noun 0.604

inducement

noun 0.604

momentum

noun 0.602

propulsion

noun 0.595

incitement

noun 0.574

instigator

noun 0.573

stimulant

noun 0.562

inciter

noun 0.559

impetuosity

noun 0.557

omentum

noun 0.552

force

noun 0.551

spur

noun 0.550

exigence

noun 0.549

urge

noun 0.546

spurring

noun 0.546

inspiration

noun 0.545

impulse function

noun 0.544

initiative

noun 0.534

importunity

noun 0.533

prompting

noun 0.533

stimulation

noun 0.533

impulsive

noun 0.531

encouragement

noun 0.527

nudge

noun 0.527

enticement

noun 0.527

specific impulse

noun 0.526

motive power

noun 0.526

impetuousness

noun 0.521

thrust

noun 0.520

impediment

noun 0.519

disincentive

noun 0.518

inceptive

noun 0.518

impulsivity

noun 0.517

goad

noun 0.516

igniter

noun 0.515

goading

noun 0.514

motivo

noun 0.513

pulsion

noun 0.512

impact

noun 0.512

accelerating force

noun 0.511

conatus

noun 0.509

ignition

noun 0.508

trigger

noun 0.508

intent

noun 0.506

propulsor

noun 0.505

accelerant

noun 0.505

cause

noun 0.503

precipitant

noun 0.502

accelerator

noun 0.501

impulsiveness

noun 0.501