1. the state of being unwary; lack of caution or awareness of danger

Examples

• His unwariness around strangers made his parents worry.
• The tourist’s unwariness led to her being pickpocketed.
• She approached the situation with dangerous unwariness.
• The child’s unwariness near the busy street alarmed the teacher.
• His unwariness in business dealings cost him thousands of dollars.
• The hiker’s unwariness about weather conditions put the group at risk.