galvanism vs electrotherapy

galvanism and electrotherapy both are nouns.

Word	Noun	Adjective	Verb	Adverb
galvanism	Yes	No	No	No
electrotherapy	Yes	No	No	No

As nouns, galvanism and electrotherapy are synonyms defined as:

galvanism and electrotherapy: the therapeutic application of electricity to the body (as in the treatment of various forms of paralysis)

Other synonyms of galvanism include electric healing, electrical healing.

galvanism (noun)	electrotherapy (noun)
the therapeutic application of electricity to the body (as in the treatment of various forms of paralysis)	the therapeutic application of electricity to the body (as in the treatment of various forms of paralysis)
electricity produced by chemical action