mindlessness

noun mindlessness

• simpleness — easy to understand, deal with, use, etc.: a simple matter; simple tools.
• foolishness — resulting from or showing a lack of sense; ill-considered; unwise: a foolish action, a foolish speech.
• slowness — moving or proceeding with little or less than usual speed or velocity: a slow train.
• denseness — having the component parts closely compacted together; crowded or compact: a dense forest; dense population.
• slow-witted — mentally slow or dull; slow in comprehension and thinking.