agnosticism blank blank mind blankmindedness blankness bloodless revolution bouleversement breakdown breakup callowness calm of mind cataclysm catastrophe clean slate clean sweep computer revolution convulsion counterrevolution debacle emptiness of mind empty space empty-headedness fallow mind fatuity foolishness greenhornism greenness hiatus of learning ignorance ignorantism ignorantness inanity inexperience innocence know-nothingism knowledge-gap lack of information mental blankness nescience nirvana nothing nothingness oblivion obscurantism overthrow overturn palace revolution passivity quietism radical change rawness revolt revolution revolutionary war revulsion simpleness simplicity spasm striking alteration subversion sweeping change technological revolution thoughtfreeness thoughtlessness total change tranquillity transilience unacquaintance unfamiliarity unintelligence unknowing unknowingness unripeness upset vacancy vacuity vacuousness vacuum violent change void