WATCHER
spectator, witness, viewer, watcher, looker
(noun) a close observer; someone who looks at something (such as an exhibition of some kind); “the spectators applauded the performance”; “television viewers”; “sky watchers discovered a new star”
watcher
(noun) a person who keeps a devotional vigil by a sick bed or by a dead body
watchman, watcher, security guard
(noun) a guard who keeps watch
Source: WordNet® 3.1
Etymology
Noun
watcher (plural watchers)
Someone who watches or observes.
Someone who keeps vigil.
A guard.
Anagrams
• Carthew, Wachter, rewatch
Source: Wiktionary
Watch"er, n.
Definition: One who watches; one who sits up or continues; a diligent
observer; specifically, one who attends upon the sick during the
night.
Source: Webster’s Unabridged Dictionary 1913 Edition