1. not noticed, considered, or given attention; ignored or missed
Usage: past participle of ‘overlook’ used as adjective

Examples

• The small error was overlooked during the review process.
• She felt overlooked for the promotion despite her hard work.
• Many important details were overlooked in the initial report.
• The overlooked artist finally gained recognition years later.
• His contributions to the project were completely overlooked.
• The overlooked symptoms led to a delayed diagnosis.