eternal_sleep
1. [ noun ] euphemisms for death (based on an analogy between lying in a bed and in a tomb)
Synonyms: rest quietus sleep eternal_rest
Examples:

"she was laid to rest beside her husband" "they had to put their family pet to sleep"

Related terms: death
Similar spelling:   eternal_life
  eternalize
  eternalise
  eternal_rest
  Eternal_City