natal plum vs amatungulu

natal plum and amatungulu both are nouns.

Word	Noun	Adjective	Verb	Adverb
natal plum	Yes	No	No	No
amatungulu	Yes	No	No	No

As nouns, natal plum and amatungulu are synonyms defined as:

natal plum and amatungulu: very large closely branched South African shrub having forked bright green spines and shiny leaves

Other synonyms of natal plum include Carissa grandiflora, Carissa macrocarpa.

natal plum (noun)	amatungulu (noun)
edible scarlet plumlike fruit of a South African plant	very large closely branched South African shrub having forked bright green spines and shiny leaves
very large closely branched South African shrub having forked bright green spines and shiny leaves
South African shrub having forked spines and plumlike fruit; frequently used as hedging