devitalize (v.)
- abate
- afflict
- attenuate
- blunt
- castrate
- cramp
- cripple
- damp
- dampen
- deaden
- debilitate
- demasculinize
- deprive
- derange
- desex
- desexualize
- disable
- disorder
- dull
- effeminize
- emasculate
- enervate
- enfeeble
- etiolate
- eviscerate
- exhaust
- extenuate
- hospitalize
- incapacitate
- indispose
- invalid
- mitigate
- rattle
- reduce
- sap
- shake
- sicken
- sterilize
- unbrace
- undermine
- unman
- unnerve
- unstring
- weaken