orphan vs nipper

orphan and nipper both are nouns.

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

As nouns, nipper is a hypernym of orphan; that is, nipper is a word with a broader meaning than orphan:

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

orphan (noun)	nipper (noun)
a young animal without a mother	a grasping structure on the limb of a crustacean or other arthropods
the first line of a paragraph that is set as the last line of a page or column	a young person of either sex
a child who has lost both parents
someone or something who lacks support or care or supervision

orphan (verb)	nipper (verb)
deprive of parents