mujtihad vs Muslim

mujtihad and Muslim both are nouns.

Word	Noun	Adjective	Verb	Adverb
mujtihad	Yes	No	No	No
Muslim	Yes	Yes	No	No

As nouns, Muslim is a hypernym of mujtihad; that is, Muslim is a word with a broader meaning than mujtihad:

mujtihad: an Islamic scholar who engages in ijtihad, the effort to derive rules of divine law from Muslim sacred texts
Muslim: a believer in or follower of Islam

Other hypernyms of mujtihad include Moslem, bookman, scholar, scholarly person.

mujtihad (noun)	Muslim (noun)
an Islamic scholar who engages in ijtihad, the effort to derive rules of divine law from Muslim sacred texts	a believer in or follower of Islam

mujtihad (adjective)	Muslim (adjective)
	of or relating to or supporting Islamism