defeminize vs alter

defeminize and alter both are verbs.

Word	Noun	Adjective	Verb	Adverb
defeminize	No	No	Yes	No
alter	No	No	Yes	No

As verbs, alter is a hypernym of defeminize; that is, alter is a word with a broader meaning than defeminize:

Other hypernyms of defeminize include castrate, neuter, spay.

defeminize (verb)	alter (verb)
remove the ovaries of (female mammals such as cats)	remove the ovaries of
	become different in some particular way, without permanently losing one's or its former characteristics or essence
	cause to change; make different; cause a transformation
	insert words into texts, often falsifying it thereby
	make an alteration to