white plague vs wasting disease

white plague and wasting disease both are nouns.

Word	Noun	Adjective	Verb	Adverb
white plague	Yes	No	No	No
wasting disease	Yes	No	No	No

As nouns, white plague and wasting disease are synonyms defined as:

white plague and wasting disease: involving the lungs with progressive wasting of the body

Other synonyms of white plague include consumption, phthisis, pulmonary tuberculosis.

white plague (noun)	wasting disease (noun)
involving the lungs with progressive wasting of the body	involving the lungs with progressive wasting of the body
an addiction to a drug (especially a narcotic drug)