Shavian vs friend

Shavian and friend both are nouns.

Word	Noun	Adjective	Verb	Adverb
Shavian	Yes	Yes	No	No
friend	Yes	No	No	No

As nouns, friend is a hypernym of Shavian; that is, friend is a word with a broader meaning than Shavian:

Other hypernyms of Shavian include admirer, booster, champion, protagonist, supporter.

Shavian (noun)	friend (noun)
an admirer of G. B. Shaw or his works	a person you know well and regard with affection and trust
	a person with whom you are acquainted
	an associate who provides cooperation or assistance
	a person who backs a politician or a team etc.

Shavian (adjective)	friend (adjective)
of or relating to George Bernard Shaw or his works