gladdon vs Iris foetidissima

gladdon and Iris foetidissima both are nouns.

Word	Noun	Adjective	Verb	Adverb
gladdon	Yes	No	No	No
Iris foetidissima	Yes	No	No	No

As nouns, gladdon and Iris foetidissima are synonyms defined as:

gladdon and Iris foetidissima: iris with purple flowers and foul-smelling leaves; southern and western Europe and North Africa

Other synonyms of gladdon include gladdon iris, roast beef plant, stinking gladwyn, stinking iris.

gladdon (noun)	Iris foetidissima (noun)
iris with purple flowers and foul-smelling leaves; southern and western Europe and North Africa	iris with purple flowers and foul-smelling leaves; southern and western Europe and North Africa