variolation

noun 0.718

smallpox

noun 0.716

vaccinia

noun 0.662

poxvirus

noun 0.635

pox

noun 0.615

varicella

noun 0.608

cowpox

noun 0.581

polio

noun 0.578

chicken pox

noun 0.577

poliovirus

noun 0.573

rubeola

noun 0.566

monkeypox

noun 0.560

parvo

noun 0.559

parvovirus

noun 0.545

poliomyelitis

noun 0.542

roseola

noun 0.541

malaria

noun 0.522

varroa

noun 0.521

alphavirus

noun 0.520

polyomavirus

noun 0.519

morbillivirus

noun 0.516

viroid

noun 0.511

malarial

noun 0.507

scabies

noun 0.506

nodavirus

noun 0.505

verruca

noun 0.501

polyoma

noun 0.501