mindless

Adjective (5)

1. lacking the thinking capacity characteristic of a conscious being“the shrieking of the mindless wind”
2. requiring little mental effort“mindless tasks”
3. not mindful or attentive“while thus unmindful of his steps he stumbled — G.B.Shaw”Synonyms: unmindfulforgetful
4. devoid of intelligenceSynonyms: asininefatuousinanevacuous
5. not marked by the use of reason“mindless violence”“reasonless hostility”“a senseless act”Synonyms: reasonlesssenseless