inattentiveness
inat·ten·ti·veness
noun
1.
a lack of attentiveness (as to children or helpless people)
2.
the trait of not being considerate and thoughtful of others
Origin
From inattentive + -ness.
Related words
Broader terms
WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.