noun
the trait of forgetting or ignoring possible danger
• Syn: ↑incautiousness
• Ant: ↑caution
• Derivationally related forms: ↑incautious (for: ↑incautiousness)
• Hypernyms: ↑carelessness, ↑sloppiness
• Hyponyms: ↑unwariness, ↑imprudence
Useful english dictionary. 2012.