desert rose vs impala lily

desert rose and impala lily both are nouns.

Word	Noun	Adjective	Verb	Adverb
desert rose	Yes	No	No	No
impala lily	Yes	No	No	No

As nouns, desert rose and impala lily are synonyms defined as:

desert rose and impala lily: South African shrub having a swollen succulent stem and bearing showy pink and white flowers after the leaves fall; popular as an ornamental in tropics

Other synonyms of desert rose include Adenium multiflorum, Adenium obesum, kudu lily, mock azalia.

desert rose (noun)	impala lily (noun)
South African shrub having a swollen succulent stem and bearing showy pink and white flowers after the leaves fall; popular as an ornamental in tropics	South African shrub having a swollen succulent stem and bearing showy pink and white flowers after the leaves fall; popular as an ornamental in tropics