rush nut vs Cyperus esculentus

rush nut and Cyperus esculentus both are nouns.

Word	Noun	Adjective	Verb	Adverb
rush nut	Yes	No	No	No
Cyperus esculentus	Yes	No	No	No

As nouns, rush nut and Cyperus esculentus are synonyms defined as:

rush nut and Cyperus esculentus: European sedge having small edible nutlike tubers

Other synonyms of rush nut include chufa, earth almond, ground almond, yellow nutgrass.

rush nut (noun)	Cyperus esculentus (noun)
European sedge having small edible nutlike tubers	European sedge having small edible nutlike tubers