infest inhabit in numbers large enough to be harmful; Ex. Mice infested the house; Ex. shark-infested waters infidel unbeliever infiltrate pass into or through; penetrate or enter sneakily; Ex. infiltrate the troops into enemy territory; CF. infiltrator infinitesimal very small infirmity weakness inflated exaggerated; pompous; enlarged influx flowing into infraction violation ; breach infringe violate ; encroach ingenious marked by inventive skill; clever; resourceful; N. ingenuity ingenue ingenue; young innocent girl ingenuous naive and trusting; young; unsophisticated; candid ingrained deeply established; firmly rooted; Ex. ingrained dirt/prejudice ingrate ungrateful person ingratiate become popular with; bring in favor of another; Ex. ingratiate himself with the boss |