stenograph vs graph

stenograph and graph both are nouns.

Word	Noun	Adjective	Verb	Adverb
stenograph	Yes	No	Yes	No
graph	Yes	No	Yes	No

As nouns, graph is a hypernym of stenograph; that is, graph is a word with a broader meaning than stenograph:

Other hypernyms of stenograph include character, grapheme, graphic symbol.

stenograph (noun)	graph (noun)
a machine for typewriting shorthand characters	a visual representation of the relations between certain quantities, represented as points, plotted with reference to a set of axes
a shorthand character	a visual display of information
	a written symbol that is used to represent speech

stenograph (verb)	graph (verb)
write in shorthand	represent by means of a graph
	plot upon a graph