https://www.wordexample.com/list/words-suffix-cide Foeticide, of a fetus Neonaticide, of a child during the first 24 hours of life Infanticide, an infant from month old to 12 months Avunculicide, one's uncle Fratricide, one's brother Mariticide, one's husband or significant other Matricide, one's mother Nepoticide, one's nephew Parricide, of one's close relative Patricide, of one's father Sororicide, of one's sister Uxoricide, of one's wife or girlfriend Nepticide, of one's niece Amiticide, of one's aunt Geronticide – the abandonment of the elderly to Senicide