tiddler vs nipper

tiddler and nipper both are nouns.

Word	Noun	Adjective	Verb	Adverb
tiddler	Yes	No	No	No
nipper	Yes	No	No	No

As nouns, tiddler and nipper are synonyms defined as:

Other synonyms of tiddler include child, fry, kid, minor, nestling, shaver, small fry, tike, tyke, youngster.

tiddler (noun)	nipper (noun)
a young person of either sex	a grasping structure on the limb of a crustacean or other arthropods
	a young person of either sex