transvestism vs cross dressing

transvestism and cross dressing both are nouns.

Word	Noun	Adjective	Verb	Adverb
transvestism	Yes	No	No	No
cross dressing	Yes	No	No	No

As nouns, transvestism and cross dressing are synonyms defined as:

transvestism and cross dressing: the practice of adopting the clothes or the manner or the sexual role of the opposite sex

Other synonyms of transvestism include transvestitism.

transvestism (noun)	cross dressing (noun)
the practice of adopting the clothes or the manner or the sexual role of the opposite sex	the practice of adopting the clothes or the manner or the sexual role of the opposite sex