The Proto-Indo-European word *wel-
Word *wel-
Meaning die

Comments
Mallory J.P. and Adams D. (2006)

Other words that might be of interest
*nek̂s ‘dead person, death’, *hₐóyus ‘vital force, life, age of vigour’, *mr̥tís ‘death’, *mr̥tóm ‘death’, *mr̥tós ‘dead, mortal’, *móros ‘death’, *mórtos ‘person, mortal, man’