shortsightedness vs nearsightedness

shortsightedness and nearsightedness both are nouns.

Word	Noun	Adjective	Verb	Adverb
shortsightedness	Yes	No	No	No
nearsightedness	Yes	No	No	No

As nouns, shortsightedness and nearsightedness are synonyms defined as:

shortsightedness and nearsightedness: (ophthalmology) eyesight abnormality resulting from the eye's faulty refractive ability; distant objects appear blurred

Other synonyms of shortsightedness include myopia.

shortsightedness (noun)	nearsightedness (noun)
a lack of prudence and care by someone in the management of resources	(ophthalmology) eyesight abnormality resulting from the eye's faulty refractive ability; distant objects appear blurred
(ophthalmology) eyesight abnormality resulting from the eye's faulty refractive ability; distant objects appear blurred