asterisk vs graph

asterisk and graph both are nouns.

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

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

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

asterisk (noun)	graph (noun)
a star-shaped character * used in printing	a visual representation of the relations between certain quantities, represented as points, plotted with reference to a set of axes
	a visual display of information
	a written symbol that is used to represent speech

asterisk (verb)	graph (verb)
mark with an asterisk	represent by means of a graph
	plot upon a graph