unsex vs desex

unsex and desex both are verbs.

Word	Noun	Adjective	Verb	Adverb
unsex	No	No	Yes	No
desex	No	No	Yes	No

As verbs, unsex and desex are synonyms defined as:

Other synonyms of unsex include desexualise, desexualize, fix, sterilise, sterilize.

unsex (verb)	desex (verb)
make infertile	make infertile
remove the qualities typical of one's sex
deprive of sex or sexual powers