death·less 
/ˈdɛθləs/ adjective
/ˈdɛθləs/ adjective — used to describe something that will never end or be forgotten ▪ deathless [=immortal] fame — often used in a joking or ironic way to describe writing that is very bad ▪ The band's deathless lyrics still haunt the airwaves. ▪ deathless prose
