1. A cheat.

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

• niddle,
• didle,
• kiddle,
• laddler,
• iddle,
• duddle,
• middler,
• siddle,
• diler,
• dieler,
• giddle,
• diamler,
• didnner,
• driddle,
• didater,
• giddley,
• yiedler,
• Dyddler,
• middlerf,
• pideler

• fiddler,
• toddler,
• doodler,
• dawdler.

The adjective form of the word "diddler" is "diddling".

The plural of the "Diddler" can be the "diddlers".

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