Islamist vs scholar

Islamist and scholar both are nouns.

Word	Noun	Adjective	Verb	Adverb
Islamist	Yes	No	No	No
scholar	Yes	No	No	No

As nouns, scholar is a hypernym of Islamist; that is, scholar is a word with a broader meaning than Islamist:

Islamist: a scholar who is knowledgeable in Islamic studies
scholar: a learned person; someone who by long study has gained mastery in one or more disciplines

Other hypernyms of Islamist include bookman, scholarly person.

Islamist (noun)	scholar (noun)
an orthodox Muslim	a learned person; someone who by long study has gained mastery in one or more disciplines
a scholar who is knowledgeable in Islamic studies	someone (especially a child) who learns (as from a teacher) or takes up knowledge or beliefs
	a student who holds a scholarship