prairie rocket vs flower

prairie rocket and flower both are nouns.

Word	Noun	Adjective	Verb	Adverb
prairie rocket	Yes	No	No	No
flower	Yes	No	Yes	No

As nouns, flower is a hypernym of prairie rocket; that is, flower is a word with a broader meaning than prairie rocket:

prairie rocket: any of several western American plants of the genus Cheiranthus having large yellow flowers
flower: a plant cultivated for its blooms or blossoms

As nouns, flower is a hypernym of prairie rocket; that is, flower is a word with a broader meaning than prairie rocket:

prairie rocket: any of several North American plants of the genus Erysimum having large yellow flowers
flower: a plant cultivated for its blooms or blossoms

prairie rocket (noun)	flower (noun)
any of several western American plants of the genus Cheiranthus having large yellow flowers	a plant cultivated for its blooms or blossoms
any of several North American plants of the genus Erysimum having large yellow flowers	reproductive organ of angiosperm plants especially one having showy or colorful parts
	the period of greatest prosperity or productivity

prairie rocket (verb)	flower (verb)
	produce or yield flowers