• agening,
• aiging,
• ageing,
• zgeing,
• sgeing,
• wgeing,
• qgeing,
• afeing,
• aveing,
• aheing,
• ayeing,
• ateing,
• agwing,
• agsing,
• agding,
• agring,
• ag4ing,
• aging,
• agenig,
• agig

• agnise,
• Aguiniga,
• agonising,
• agonizing,
• aging,
• aguinaga,
• Agnes,
• agnize.

The adjective form of the word "ageing" is "ageing" itself.

The plural of the "ageing" can be the "ageings".

The singular of the "ageing" can be the "ageing".