1. the quality or state of being potty; absent-mindedness or slight eccentricity
Usage: informal; chiefly British
2. the quality of being small, trivial, or insignificant
Usage: informal; chiefly British

Examples

• Her pottiness was endearing; she often forgot where she'd left her keys.
• The pottiness of his concerns made it hard to take him seriously.
• There was a certain pottiness to his behavior that suggested he wasn't entirely focused.
• She dismissed the complaint as mere pottiness.
• His pottiness grew worse as he aged, and he became increasingly forgetful.