inference engine inference rules inferences inferential inferential statistics inferior inferior beings inferior conjunction inferior courts inferior goods inferior mesenteric inferior or superior inferior part inferior position inferior product inferior products inferior quality inferior race inferior races inferior species inferior status inferior surface inferior temporal inferior to him inferior to me inferior to men inferior to others inferior to that of inferior to you inferior vena inferior vena cava inferiority inferiority complex inferiors infernal infernal affairs infernal devices infernal machine infernal thing infernals inferni inferno infernus inferred inferring infertile infertile couple infertile couples infertile men infertile women infertility infertility affects infertility can infertility cases infertility counselling infertility has infertility in men infertility in women infertility issues infertility may infertility problems infertility treatment infertility treatments infest infestation infestation can infestations infested infested areas infested plants infested with rats infesting infi infidel infidelities infidelity infidels infield infield fly infielder infielders infierno infighting infill infill material infilled infilling infiltrate infiltrated infiltrates infiltrating infiltration infiltration of water infiltration rate infiltration unit infiltrations infiltrator infiltrators infineon