Xeranthemum annuum vs immortelle

Xeranthemum annuum and immortelle both are nouns.

Word	Noun	Adjective	Verb	Adverb
Xeranthemum annuum	Yes	No	No	No
immortelle	Yes	No	No	No

As nouns, Xeranthemum annuum and immortelle are synonyms defined as:

Xeranthemum annuum and immortelle: mostly widely cultivated species of everlasting flowers having usually purple flowers; southern Europe to Iran; naturalized elsewhere

Xeranthemum annuum (noun)	immortelle (noun)
mostly widely cultivated species of everlasting flowers having usually purple flowers; southern Europe to Iran; naturalized elsewhere	mostly widely cultivated species of everlasting flowers having usually purple flowers; southern Europe to Iran; naturalized elsewhere