unperceptional

• a word derived from perception.
  perception

  noun

  the act or faculty of perceiving, or apprehending by means of the senses or of the mind; cognition; understanding.

Related Words

• approach
• attention
• attitude
• awareness
• concept
• consciousness
• feeling
• image
• impression
• judgment
• knowledge
• notion
• opinion
• recognition
• sense
• taste
• thought
• viewpoint