We don't have synonyms for femicide yet — it may be a rare, specialized, newly coined, or misspelled word. The closest thesaurus entries we have are homicide, feminine and regicide.
(n) :
The killing of a woman or girl, originally (figurative) with reference to loss of virtue but now usually (law) specifically because of their sex or gender and especially such a killing by a man motivated by misogyny.
(n) :
The killing of a woman or girl, originally (figurative) with reference to loss of virtue but now usually (law) specifically because of their sex or gender and especially such a killing by a man motivated by misogyny.