A diddler of kids. A
person who specifically diddlers small children, be it boy or
girl. Also often known as a chester (child molester) or a chikiddler. A
child kididdler. There are many levels of diddling.
Fry: oh my god look at that kididdler!
John: he's diddling that kid so hard! He's all
sweaty!
Fry: he looks like he could use a moist towelette.