1. That which moistens.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• moistend,
• moistier,
• moisened,
• moistuer,
• noistener,
• koistener,
• joistener,
• miistener,
• mkistener,
• mlistener,
• mpistener,
• m0istener,
• m9istener,
• moustener,
• moistner,
• moistenes,
• moisturer,
• moistenerz,
• Comintener,
• Holsteener

• moistening,
• moisten,
• mosstone,
• moistness.

The adjective form of the word "moistener" is "moistening".

The plural of the "moistener" can be the "moisteners".

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