senselessness

/ˈsɛnsləsnəs/
noun
  1. The quality or state of being without meaning, purpose, or reason.
    • The movie captured the senselessness of war.
    • The senselessness of the violence shocked the community.
    • He couldn't understand the senselessness of the rules.
  2. The state of being unconscious or lacking awareness.
    • She woke from her senselessness with a headache.
    • The drug induced a state of senselessness.
    • The blow caused a brief senselessness.