Dictionary

régicide

/ʁe.ʒi.sid/

noun, masculine/ʁe.ʒi.sid/plural: régicides

régicide is masculine in French.

regicide (the killing of a king)

noun, masculine/feminine/ʁe.ʒi.sid/plural: régicides

régicide is masculine or feminine depending on context in French.

regicide (someone who kills a king)