opiate

noun 0.852

narcotic

noun 0.737

oxycodone

noun 0.737

opium

noun 0.702

oxycontin

noun 0.687

morphine

noun 0.663

cannabinoid

noun 0.658

nonnarcotic

noun 0.650

analgesic

noun 0.646

hydrocodone

noun 0.636

naloxone

noun 0.636

endorphin

noun 0.636

methadone

noun 0.624

hydromorphone

noun 0.615

enkephalin

noun 0.604

codeine

noun 0.602

painkiller

noun 0.601

alkaloid

noun 0.601

heroin

noun 0.599

tramadol

noun 0.599

fentanyl

noun 0.597

controlled substance

noun 0.592

butorphanol

noun 0.591

benzodiazepine

noun 0.580

orexin

noun 0.578

oxytocin

noun 0.576

drug

noun 0.573

antinociceptive

noun 0.572

anodyne

noun 0.570

levorphanol

noun 0.569

olefin

noun 0.569

oxy

noun 0.565

diamorphine

noun 0.565

cannabinoid receptor

noun 0.563

odorant

noun 0.562

agonist

noun 0.562

diacetylmorphine

noun 0.560

pharmaceutical

noun 0.558

osteo

noun 0.556

oxindole

noun 0.555

antihyperalgesic

noun 0.555

prodynorphin

noun 0.555

oxytocic

noun 0.555

anabolic steroid

noun 0.554

epidural

noun 0.552

psychoactive

noun 0.551

olanzapine

noun 0.549

corticoid

noun 0.545

anesthetic

noun 0.544

opal

noun 0.543

glucocorticoid

noun 0.543

pethidine

noun 0.543

drug addict

noun 0.542

antipsychotic

noun 0.541

remifentanil

noun 0.541

corticosteroid

noun 0.541

orexigenic

noun 0.541

olfactory

noun 0.541

dopaminergic

noun 0.541

organophosphate

noun 0.541

odium

noun 0.541

ovoid

noun 0.540

antibiotic

noun 0.540

amyloid

noun 0.540

barbiturate

noun 0.540

polyolefin

noun 0.539

diprenorphine

noun 0.538

terpenoid

noun 0.537

overdose

noun 0.537

neonicotinoid

noun 0.536

addictive

noun 0.536

neuropeptide

noun 0.536

naltrexone

noun 0.535

peptide

noun 0.535

cannabidiol

noun 0.534

morphia

noun 0.534

epoxide

noun 0.534

ethylmorphine

noun 0.534

oligonucleotide

noun 0.533

meperidine

noun 0.532

pentazocine

noun 0.532

neuroleptic

noun 0.531

oxaliplatin

noun 0.529

oxide

noun 0.529

anabolic

noun 0.529

prostanoid

noun 0.528

ligand

noun 0.528

analgesia

noun 0.528

dopamine

noun 0.527

essential oil

noun 0.526

bioidentical

noun 0.525

oligopeptide

noun 0.525

antidepressant

noun 0.525

cannabis

noun 0.523

psychotropic

noun 0.523

dihydrocodeine

noun 0.523

nondrug

noun 0.522

osteopath

noun 0.522

met-enkephalin

noun 0.522

pharmacologic

noun 0.521