Synonyms and related words :
agnosticism, amateurishness, amateurism, blankmindedness, callowness, dewiness, disaccustomedness, empty-headedness, freshness, greenhornism, greenness, hiatus of learning, ignorance, ignorantism, ignorantness, immaturity, inanity, infancy, innocence, juiciness, juniority, know-nothingism, knowledge-gap, lack of information, minority, naivete, naivety, nescience, newness to, nonage, obscurantism, rawness, sappiness, simpleness, simplicity, tabula rasa, unaccustomedness, unacquaintance, unacquaintedness, unconversance, undevelopment, unexperiencedness, unfamiliarity, unfledgedness, unhabituatedness, unintelligence, unknowing, unknowingness, unpracticedness, unprofessionalism, unprofessionalness, unripeness, unsophistication, unwontedness, vacuity, vacuousness, verdancy