THESAURUS
arrested development
Freudian fixation, amentia, backwardness, blithering idiocy, cretinism, father fixation, fixation, half-wittedness, idiocy, idiotism, imbecility, infantile fixation, infantilism, insanity, libido fixation, mental defectiveness, mental deficiency, mental handicap, mental retardation, mongolianism, mongolism, mongoloid idiocy, moronism, moronity, mother fixation, parent fixation, pregenital fixation, profound idiocy, regression, retardation, retardment, retreat to immaturity, simple-wittedness, simplemindedness, simpleness, simplicity, subnormality