emasculation vs fixing

emasculation and fixing both are nouns.

Word	Noun	Adjective	Verb	Adverb
emasculation	Yes	No	No	No
fixing	Yes	No	No	No

As nouns, fixing is a hypernym of emasculation; that is, fixing is a word with a broader meaning than emasculation:

Other hypernyms of emasculation include altering, neutering.

emasculation (noun)	fixing (noun)
neutering a male animal by removing the testicles	the act of putting something in working order again
loss of power and masculinity	the sterilization of an animal
	(histology) the preservation and hardening of a tissue sample to retain as nearly as possible the same relations they had in the living body
	restraint that attaches to something or holds something in place