Synonyms and related words :
Urdummheit, amateurishness, amateurism, benightedness, brainlessness, callowness, disaccustomedness, empty-headedness, foolishness, greenness, illiteracy, immaturity, incapacity, ineptitude, inexperience, innocence, irrationality, know-nothingism, lackbrainedness, lackwittedness, low IQ, mental weakness, mindlessness, naivete, nescience, newness to, philistinism, primal stupidity, rawness, reasonlessness, senselessness, simpleness, simplicity, slackmindedness, slackwittedness, unaccustomedness, unacquaintance, unacquaintedness, unawareness, unconsciousness, unconversance, uncouthness, uncultivation, unenlightenment, unexperiencedness, unfamiliarity, unfledgedness, unhabituatedness, unintellectuality, unintelligence, unknowingness, unpracticedness, unprofessionalism, unprofessionalness, unripeness, unsophistication, unwisdom, unwiseness, unwontedness, witlessness