pulmonary tuberculosis vs phthisis

pulmonary tuberculosis and phthisis both are nouns.

Word	Noun	Adjective	Verb	Adverb
pulmonary tuberculosis	Yes	No	No	No
phthisis	Yes	No	No	No

As nouns, pulmonary tuberculosis and phthisis are synonyms defined as:

pulmonary tuberculosis and phthisis: involving the lungs with progressive wasting of the body

Other synonyms of pulmonary tuberculosis include consumption, wasting disease, white plague.

pulmonary tuberculosis (noun)	phthisis (noun)
involving the lungs with progressive wasting of the body	involving the lungs with progressive wasting of the body