unfamiliarity (n.)

• agnosticism
• amateurishness
• amateurism
• brand-newness
• callowness
• freshness
• greenness
• ignorance
• ignorantness
• immaturity
• inanity
• inexperience
• innocence
• intactness
• lateness
• maidenhood
• nescience
• newness
• novelty
• nowness
• obscurantism
• originality
• presentness
• rawness
• recency
• recentness
• simpleness
• simplicity
• strangeness
• unawareness
• uncommonness
• unknowing
• unknowingness
• unusualness
• vacuity
• vacuousness
• virginity