infiltrator

n person who infiltrates 潜入或渗入的人: left-wing infiltrators 左翼潜入分子.

inferential, inferentially, inferior, inferiority, inferiority complex, infernal, infernally, inferno, infertile, infertility, infest, infestation, infidel, infidelity, infield, infielder, infighting, infill, infiltrate, infiltration, infinite, infinitely, infinitesimal, infinitesimally, infinitive, infinitude, infinity, infirm, infirmary, infirmity, inflame, inflamed, inflammability, inflammable, inflammation, inflammatory, inflatable, inflate, inflated, inflation,