genus Zerumbet vs genus Alpinia

genus Zerumbet and genus Alpinia both are nouns.

Word	Noun	Adjective	Verb	Adverb
genus Zerumbet	Yes	No	No	No
genus Alpinia	Yes	No	No	No

As nouns, genus Zerumbet and genus Alpinia are synonyms defined as:

genus Zerumbet and genus Alpinia: perennial rhizomatous herbs of Asia and Australia and Polynesia having ginger-scented rhizomes

Other synonyms of genus Zerumbet include Alpinia, genus Languas.

genus Zerumbet (noun)	genus Alpinia (noun)
perennial rhizomatous herbs of Asia and Australia and Polynesia having ginger-scented rhizomes	perennial rhizomatous herbs of Asia and Australia and Polynesia having ginger-scented rhizomes