infectiousness

n [U]. Cf 参看 contagious.

infamous, infamously, infamy, infancy, infant, infant prodigy, infant school, infanticide, infantile, infantile paralysis, infantilism, infantry, infantryman, infatuate, infatuated, infatuation, infect, infection, infectious, infectiously, infelicitous, infelicity, infer, inferable, inference, inferential, inferentially, inferior, inferiority, inferiority complex, infernal, infernally, inferno, infertile, infertility, infest, infestation, infidel, infidelity, infield,