jird vs gerbil

jird and gerbil both are nouns.

Word	Noun	Adjective	Verb	Adverb
jird	Yes	No	No	No
gerbil	Yes	No	No	No

As nouns, gerbil is a hypernym of jird; that is, gerbil is a word with a broader meaning than jird:

jird: gerbil of northern Africa
gerbil: small Old World burrowing desert rodent with long soft pale fur and hind legs adapted for leaping

Other hypernyms of jird include gerbille.

jird (noun)	gerbil (noun)
gerbil of northern Africa	small Old World burrowing desert rodent with long soft pale fur and hind legs adapted for leaping