orphan vs child

orphan and child both are nouns.

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

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

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

orphan (noun)	child (noun)
a young animal without a mother	a young person of either sex
the first line of a paragraph that is set as the last line of a page or column	a human offspring (son or daughter) of any age
a child who has lost both parents	an immature childish person
someone or something who lacks support or care or supervision	a member of a clan or tribe

orphan (verb)	child (verb)
deprive of parents