noun
1. a lack of attentiveness (as to children or helpless people)
• Syn: ↑heedlessness
• Ant: ↑attentiveness
• Derivationally related forms: ↑heedless (for: ↑heedlessness)
• Hypernyms: ↑inattention
2. the trait of not being considerate and thoughtful of others
• Ant: ↑attentiveness
• Derivationally related forms: ↑inattentive
• Hypernyms: ↑trait
• Hyponyms: ↑carelessness, ↑sloppiness
Useful english dictionary. 2012.