sexually transmitted disease vs venereal infection

sexually transmitted disease and venereal infection both are nouns.

Word	Noun	Adjective	Verb	Adverb
sexually transmitted disease	Yes	No	No	No
venereal infection	Yes	No	No	No

As nouns, sexually transmitted disease and venereal infection are synonyms defined as:

sexually transmitted disease and venereal infection: a communicable infection transmitted by sexual intercourse or genital contact

Other synonyms of sexually transmitted disease include Cupid's disease, Cupid's itch, dose, social disease, STD, VD, venereal disease, Venus's curse.

sexually transmitted disease (noun)	venereal infection (noun)
a communicable infection transmitted by sexual intercourse or genital contact	a communicable infection transmitted by sexual intercourse or genital contact