infest

vt.大批出动，成群出现(鼠类及害虫)

infect, infection, infectious, infectiously, infectiousness, infelicitous, infelicity, infer, inferable, inference, inferential, inferentially, inferior, inferiority, inferiority complex, infernal, infernally, inferno, infertile, infertility, infestation, infidel, infidelity, infield, infielder, infighting, infill, infiltrate, infiltration, infiltrator, infinite, infinitely, infinitesimal, infinitesimally, infinitive, infinitude, infinity, infirm, infirmary, infirmity,