first mover

noun 0.655

mover

noun 0.646

motive power

noun 0.609

leading motive

noun 0.587

mobilizer

noun 0.585

fixator

noun 0.585

mover and shaker

noun 0.578

motor

noun 0.578

initiator

noun 0.577

moving part

noun 0.574

propulsor

noun 0.570

playmaker

noun 0.568

primary producer

noun 0.568

originator

noun 0.563

actuator

noun 0.562

puller

noun 0.556

agonist

noun 0.555

doer

noun 0.553

protagonist

noun 0.551

promotor

noun 0.550

activator

noun 0.548

promoter

noun 0.547

mainspring

noun 0.546

proponent

noun 0.543

instigator

noun 0.540

primary

noun 0.538

pioneer

noun 0.536

first cause

noun 0.535

pacesetter

noun 0.534

powerhouse

noun 0.534

starter motor

noun 0.531

people mover

noun 0.530

opener

noun 0.528

propulsion

noun 0.527

primum mobile

noun 0.523

extensor

noun 0.521

groundbreaker

noun 0.520

front runner

noun 0.520

lifter

noun 0.519

flexor

noun 0.518

pacemaker

noun 0.518

power broker

noun 0.517

vanguard

noun 0.516

begetter

noun 0.515

heavy lifting

noun 0.513

inducer

noun 0.512

exciter

noun 0.512

only move

noun 0.511

igniter

noun 0.511

movement

noun 0.510

self-motion

noun 0.510

moving spirit

noun 0.509

stimulator

noun 0.508

primus

noun 0.507

power source

noun 0.507

motive

noun 0.505

primogenitor

noun 0.505

muscle

noun 0.505

erector

noun 0.505

puppetmaster

noun 0.503

abductor

noun 0.503

door opener

noun 0.503

price maker

noun 0.502

starter

noun 0.502

actioner

noun 0.502

myosin

noun 0.501

locomotive

noun 0.501

active front

noun 0.501

macroinitiator

noun 0.500