cross infection vs nonsocial infection

cross infection and nonsocial infection both are nouns.

Word	Noun	Adjective	Verb	Adverb
cross infection	Yes	No	No	No
nonsocial infection	Yes	No	No	No

As nouns, cross infection and nonsocial infection are synonyms defined as:

cross infection and nonsocial infection: an infection that is acquired at a hospital or other healthcare facility

cross infection (noun)	nonsocial infection (noun)
an infection that is acquired at a hospital or other healthcare facility	an infection that is acquired at a hospital or other healthcare facility