djinn vs eblis

djinn and eblis both are nouns.

Word	Noun	Adjective	Verb	Adverb
djinn	Yes	No	No	No
eblis	Yes	No	No	No

As nouns, eblis is a hyponym of djinn; that is, eblis is a word with a more specific, narrower meaning than djinn:

djinn: (Islam) an invisible spirit mentioned in the Koran and believed by Muslims to inhabit the earth and influence mankind by appearing in the form of humans or animals
eblis: (Islam) the principal evil jinni in Islamic mythology

Other hyponyms of djinn include shaitan, shaytan.

djinn (noun)	eblis (noun)
(Islam) an invisible spirit mentioned in the Koran and believed by Muslims to inhabit the earth and influence mankind by appearing in the form of humans or animals	(Islam) the principal evil jinni in Islamic mythology