1
inconsistency
1
indiscreetness
1
indiscrimination
1
inertia(noun, disregard, interest, lack, apathy)
1
inexactness
1
inexcitability
1
inexpedience
1
injudiciousness
1
insensitivity(noun, disregard, interest, lack, apathy)
1
insignificancy(noun, disregard, indifference, detachment, unimportance)
1
interest(noun, disregard, lack, apathy, coldness)
1
isolationism(noun, disregard, interest, lack, apathy)
1
lack(noun, disregard, interest, apathy, thoughtlessness)
1
lack of affect(expression, idiom)
1
lackadaisicalness
1
laissez-faire
1
lapse of memory(expression, idiom, blank, carelessness, vagueness)
1
lassitude(noun, neglect, disrespect, disdain, apathy)
1
lethargy(noun, disregard, neglect, interest, lack)
1
levity
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APASmart Define. (2015). inattention thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/inattention/thesaurus/synonyms
ChicagoSmart Define. 2015. "inattention thesaurus" https://smartdefine.org/inattention/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, inattention thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/inattention/thesaurus/synonyms>.
MLASmart Define. "inattention thesaurus" 13 April 2015. Web. 26 September 2026. <https://smartdefine.org/inattention/thesaurus/synonyms>