Akademik

heedlessness
noun
1. a lack of attentiveness (as to children or helpless people)
Syn: ↑inattentiveness
Ant: ↑attentiveness (for: ↑inattentiveness)
Derivationally related forms: ↑heedless
Hypernyms: ↑inattention
2. the trait of acting rashly and without prudence
Syn: ↑mindlessness, ↑rashness
Derivationally related forms: ↑rash (for: ↑rashness), ↑mindless (for: ↑mindlessness), ↑heedless
Hypernyms: ↑imprudence
Hyponyms: ↑lightheadedness
3. the trait of forgetting or ignoring your responsibilities
Syn: ↑unmindfulness, ↑inadvertence, ↑inadvertency
Ant: ↑heedfulness, ↑mindfulness (for: ↑unmindfulness)
Derivationally related forms: ↑inadvertent (for: ↑inadvertency), ↑inadvertent (for: ↑inadvertence), ↑unmindful (for: ↑unmindfulness)
Hypernyms: ↑attentiveness

Useful english dictionary. 2012.