West Indian smallpox vs Cuban itch

West Indian smallpox and Cuban itch both are nouns.

Word	Noun	Adjective	Verb	Adverb
West Indian smallpox	Yes	No	No	No
Cuban itch	Yes	No	No	No

As nouns, West Indian smallpox and Cuban itch are synonyms defined as:

West Indian smallpox and Cuban itch: a mild form of smallpox caused by a less virulent form of the virus

Other synonyms of West Indian smallpox include alastrim, Kaffir pox, milk pox, pseudosmallpox, pseudovariola, variola minor, white pox.

West Indian smallpox (noun)	Cuban itch (noun)
a mild form of smallpox caused by a less virulent form of the virus	a mild form of smallpox caused by a less virulent form of the virus