1. The quality of being suitable, appropriate, or fit for a particular purpose or situation.
Usage: formal; rare

Examples

• The idoneity of the candidate for the leadership role was questioned by the board.
• We must assess the idoneity of this location for building a school.
• Her experience demonstrated the idoneity of her appointment as director.
• The idoneity of the proposed solution became clear after careful analysis.
• Judges evaluated the idoneity of each submission for the competition.