demasculinize vs castrate

demasculinize is not a noun while castrate is a noun.

Word	Noun	Adjective	Verb	Adverb
demasculinize	No	No	Yes	No
castrate	Yes	No	Yes	No

As verbs, demasculinize and castrate are synonyms defined as:

Other synonyms of demasculinize include demasculinise, emasculate.

demasculinize (noun)	castrate (noun)
	a man who has been castrated and is incapable of reproduction

demasculinize (verb)	castrate (verb)
remove the testicles of a male animal	remove the testicles of a male animal
	remove the ovaries of
	deprive of strength or vigor
	edit by omitting or modifying parts considered indelicate