arum lily vs calla

arum lily and calla both are nouns.

Word	Noun	Adjective	Verb	Adverb
arum lily	Yes	No	No	No
calla	Yes	No	No	No

As nouns, arum lily and calla are synonyms defined as:

arum lily and calla: South African plant widely cultivated for its showy pure white spathe and yellow spadix

Other synonyms of arum lily include calla lily, Zantedeschia aethiopica.

arum lily (noun)	calla (noun)
South African plant widely cultivated for its showy pure white spathe and yellow spadix	South African plant widely cultivated for its showy pure white spathe and yellow spadix