dagger vs grapheme

dagger and grapheme both are nouns.

Word	Noun	Adjective	Verb	Adverb
dagger	Yes	No	No	No
grapheme	Yes	No	No	No

As nouns, grapheme is a hypernym of dagger; that is, grapheme is a word with a broader meaning than dagger:

dagger: a character used in printing to indicate a second cross reference or footnote when the asterisk has already been used
grapheme: a written symbol that is used to represent speech

Other hypernyms of dagger include character, graph, graphic symbol.

dagger (noun)	grapheme (noun)
a short knife with a pointed blade used for piercing or stabbing	a written symbol that is used to represent speech
a character used in printing to indicate a second cross reference or footnote when the asterisk has already been used