serotonin

noun 0.799

tryptamine

noun 0.734

serotonergic

noun 0.687

triptan

noun 0.633

monoamine

noun 0.628

tryptophan

noun 0.625

tyramine

noun 0.623

tryptase

noun 0.623

histamine

noun 0.615

hydroxybutyrate

noun 0.594

selective serotonin reuptake inhibitor

noun 0.590

norepinephrine

noun 0.587

dopamine

noun 0.587

noradrenaline

noun 0.580

orexin

noun 0.580

octopamine

noun 0.577

serine

noun 0.576

hydroxybutyric acid

noun 0.575

monoamine oxidase

noun 0.575

hydroxylamine

noun 0.575

hydroxyvitamin

noun 0.573

hypocretin

noun 0.567

hydroxyl

noun 0.567

thyroid hormone

noun 0.565

dihydropteridine

noun 0.565

neurotransmitter

noun 0.565

indoleamine

noun 0.563

ergotamine

noun 0.562

oxytocin

noun 0.560

catecholamine

noun 0.560

trazodone

noun 0.560

thyrotropin

noun 0.559

antidiuretic hormone

noun 0.559

thyroid-stimulating hormone

noun 0.557

hyoscyamine

noun 0.556

tetrahydrocannabinol

noun 0.556

methysergide

noun 0.555

dihydroxyphenyl

noun 0.555

acetylcholine

noun 0.550

homocitrate

noun 0.550

thyroxine

noun 0.548

hydroxy acid

noun 0.548

melatonin

noun 0.547

hydrochloride

noun 0.546

dimethyltryptamine

noun 0.546

phenylindole

noun 0.545

ergometrine

noun 0.545

hydroxycholecalciferol

noun 0.542

haloperidol

noun 0.541

human chorionic gonadotropin

noun 0.540

fluoxetine

noun 0.540

hydrogen ion

noun 0.538

tetrahydroisoquinoline

noun 0.538

phenylethylamine

noun 0.537

endorphin

noun 0.536

phenethylamine

noun 0.535

oxotremorine

noun 0.533

tranylcypromine

noun 0.533

hydroxyapatite

noun 0.533

hydroxyecdysone

noun 0.533

growth hormone

noun 0.532

hydroxamic acid

noun 0.532

trypsin

noun 0.532

tetrahydro

noun 0.532

hydroxypregnenolone

noun 0.531

epinephrine

noun 0.531

polyamine

noun 0.531

monohydroxy

noun 0.531

sesquiterpene

noun 0.530

zolmitriptan

noun 0.530

hydroxyurea

noun 0.529

naratriptan

noun 0.529

tetrahydroxy

noun 0.529

hydroxamate

noun 0.529

tritium

noun 0.529

chlorophenylalanine

noun 0.528

hydroxymethylcytosine

noun 0.527

antidepressant

noun 0.527

somatostatin

noun 0.526

trihydroxy

noun 0.526

somatomammotropin

noun 0.525

endothelin

noun 0.525

transthyretin

noun 0.524

neurohormone

noun 0.524

amitriptyline

noun 0.524

gamma-aminobutyric acid

noun 0.523

thrombin

noun 0.523

methoxyphenol

noun 0.523

histidine

noun 0.523

reserpine

noun 0.523

hydroxybenzotriazole

noun 0.522

hydroxide

noun 0.522

hydrogen bromide

noun 0.520

hydrocortisone

noun 0.520

antihistamine

noun 0.520

amino acid

noun 0.517

hydroxyalkyl

noun 0.517

hydrogen sulfide

noun 0.517

tachykinin

noun 0.516

hypothalamus

noun 0.514