Zea vs liliopsid genus

Zea and liliopsid genus both are nouns.

Word	Noun	Adjective	Verb	Adverb
Zea	Yes	No	No	No
liliopsid genus	Yes	No	No	No

As nouns, liliopsid genus is a hypernym of Zea; that is, liliopsid genus is a word with a broader meaning than Zea:

Zea: corn
liliopsid genus: genus of flowering plants having a single cotyledon (embryonic leaf) in the seed

Other hypernyms of Zea include monocot genus.

Zea (noun)	liliopsid genus (noun)
corn	genus of flowering plants having a single cotyledon (embryonic leaf) in the seed