infect

vt.传染，感染；影响…的心情，给…示影响

inf, infallibility, infallible, infallibly, infamous, infamously, infamy, infancy, infant, infant prodigy, infant school, infanticide, infantile, infantile paralysis, infantilism, infantry, infantryman, infatuate, infatuated, infatuation, infection, infectious, infectiously, infectiousness, infelicitous, infelicity, infer, inferable, inference, inferential, inferentially, inferior, inferiority, inferiority complex, infernal, infernally, inferno, infertile, infertility, infest,