stimulator

noun 0.795

stimulus

noun 0.794

psychostimulant

noun 0.747

stimulation

noun 0.742

nonstimulant

noun 0.717

excitant

noun 0.654

stressor

noun 0.646

immunostimulant

noun 0.635

exciter

noun 0.625

caffeine

noun 0.622

accelerant

noun 0.611

depressant

noun 0.602

attractant

noun 0.600

catalyst

noun 0.596

euphoriant

noun 0.596

psychoactive

noun 0.589

incentive

noun 0.586

hyperstimulation

noun 0.586

reinforcer

noun 0.584

secretagogue

noun 0.583

intoxicant

noun 0.578

elicitor

noun 0.577

drug

noun 0.577

neurostimulation

noun 0.574

sedative

noun 0.572

aphrodisiac

noun 0.572

sweetener

noun 0.570

activator

noun 0.568

antidepressant

noun 0.566

impetus

noun 0.562

energy drink

noun 0.561

excitation

noun 0.561

adrenaline

noun 0.560

instigator

noun 0.559

accelerator

noun 0.558

emmenagogue

noun 0.558

extrastimulus

noun 0.557

irritant

noun 0.556

pressurant

noun 0.556

adaptogen

noun 0.555

simulant

noun 0.554

substance

noun 0.551

agonist

noun 0.550

inducer

noun 0.550

chemical substance

noun 0.548

stupe

noun 0.547

nootropic

noun 0.547

entheogen

noun 0.545

strengthener

noun 0.544

immunostimulation

noun 0.542

narcotic

noun 0.542

impulse

noun 0.542

psychotropic

noun 0.541

propellant

noun 0.541

suppressant

noun 0.541

dopamine

noun 0.540

stirring

noun 0.539

amphetamine

noun 0.538

addictive

noun 0.538

bronchodilator

noun 0.538

statin

noun 0.538

adjuvant

noun 0.535

nutrient

noun 0.535

laxative

noun 0.535

arousing

noun 0.534

provoker

noun 0.533

precipitant

noun 0.532

diuretic

noun 0.531

controlled substance

noun 0.531

prompting

noun 0.529

stunner

noun 0.529

sensitizer

noun 0.529

medication

noun 0.529

tastant

noun 0.529

inducement

noun 0.528

hallucinogen

noun 0.527

inhibitor

noun 0.527

astringent

noun 0.527

inciter

noun 0.525

galactagogue

noun 0.525

enhancer

noun 0.524

provoking

noun 0.524

oxytocic

noun 0.523

ingredient

noun 0.523

arousal

noun 0.522

startling

noun 0.522

intensifier

noun 0.521

mitogen

noun 0.521

stabilizer

noun 0.521

inhalant

noun 0.521

catalyzer

noun 0.521

reinforcement

noun 0.520

hypnotic

noun 0.520

styptic

noun 0.520

medicament

noun 0.520

stress

noun 0.520

expectorant

noun 0.519

opiate

noun 0.518

stinger

noun 0.518

calmative

noun 0.518