massacre; annihilation; wholesale slaughter
letting die without helping; standing by while someone dies
half killed; beaten half to death
half-dead; half-killed · leaving in limbo; dragging out tortuously; state of uncertainty
keeping a domestic animal beyond its useful life · keeping an employee on the payroll without utilizing their skills
torturing to death; tormenting to death
ladykiller; ladies' man · murder of a woman; femicide; murderer of a woman
murder of one's master · murderer of one's master
infanticide; filicide
killing one's younger brother; fratricide
pounding board edges to join them
patricide
regicide
temptress; man-killer; femme fatale · murder of a man; murderer of a man
deicide; killing a god · extreme spiciness; killer spice level
parricide; killing one's parent
fixed window; non-opening window; fixed glazing
Derived from the verb 殺す (ころす, to kill), with the reading shifted to ごろし when used as a suffix in compounds.