polyamine

noun 0.736

putrescine

noun 0.671

spermatid

noun 0.636

diaminopropane

noun 0.570

sphinganine

noun 0.565

diamine

noun 0.564

sperm

noun 0.564

spectinomycin

noun 0.559

cadaverine

noun 0.557

spermatogonium

noun 0.554

hexamethylenediamine

noun 0.551

spere

noun 0.549

strictosidine

noun 0.548

amidine

noun 0.547

spermiogenesis

noun 0.543

purpurin

noun 0.542

phenylenediamine

noun 0.541

diamidino

noun 0.540

purine

noun 0.538

spermatheca

noun 0.536

hexamethylene diamine

noun 0.536

sphingosine

noun 0.536

diaminopyridine

noun 0.535

spermatocyte

noun 0.533

pendrin

noun 0.529

tryptamine

noun 0.529

sphingomyelin

noun 0.529

depsipeptide

noun 0.524

hexamethylenetetramine

noun 0.523

pyridinol

noun 0.523

pyrimidine

noun 0.523

tetramine

noun 0.522

tyramine

noun 0.522

aminopurine

noun 0.522

spermatozoon

noun 0.521

spermicide

noun 0.521

sulpiride

noun 0.519

diethylamine

noun 0.519

spiperone

noun 0.517

diaminopimelic acid

noun 0.515

spermatozoan

noun 0.515

serotonin

noun 0.514

pyridine

noun 0.513

dimethenamid

noun 0.513

ceramide

noun 0.512

histidine

noun 0.511

sphingoid

noun 0.511

guanidino

noun 0.510

tetramethylethylenediamine

noun 0.510

asparagine

noun 0.509

spinosad

noun 0.508

sorbitan

noun 0.508

polysulfide

noun 0.508

pyrroline

noun 0.507

pyrimethamine

noun 0.507

spore

noun 0.506

dihydropteridine

noun 0.506

adenine

noun 0.506

spondin

noun 0.505

perispore

noun 0.505

phenylethanolamine

noun 0.504

serine

noun 0.503

polymyxin

noun 0.502

uridine

noun 0.502

triadimenol

noun 0.502

indoleamine

noun 0.501

papaverine

noun 0.501

phenylindole

noun 0.501

succinimidyl

noun 0.501

diphenylamine

noun 0.500

diamino

noun 0.500