DEATHBED
deathbed
(noun) the bed on which a person dies
deathbed
(noun) the last few hours before death
Source: WordNet® 3.1
Etymology
Noun
deathbed (plural deathbeds)
The bed on which someone dies.
The last hours before death.
Usage notes
All three forms deathbed, death-bed, death bed are in use but deathbed seems to be preferred.
Source: Wiktionary
Death"bed, n.
Definition: The bed in which a person dies; hence, the closing hours of
life of one who dies by sickness or the like; the last sickness.
That often-quoted passage from Lord Hervey in which the Queen's
deathbed is described. Thackeray.
Source: Webster’s Unabridged Dictionary 1913 Edition