(Informal) Concern; worry
A person who protects, keeps watch, or acts as a sentinel:
A person who sees or watches something without taking an active part; onlooker
A man who is employed to stand guard or keep watch.
A person who stands near but does not participate; mere onlooker
A spectator; an onlooker.
One who is sent to observe and report on events or proceedings without directly participating in them.
A person who watches without taking part; spectator
An insignificant portion or amount; a trace:
The trail of a person or animal in flight:
The official seat, center of authority, jurisdiction, or office of a bishop.
An agent assigned to observe and report on another
The definition of a witness is a person who has seen an event or who testifies about what he has seen.
One that views, especially an onlooker or spectator.
Find another word for watcher. In this page you can discover 18 synonyms, antonyms, idiomatic expressions, and related words for watcher, like: lookout, guard, spectator, watchman, beholder, bystander, looker-on, observer, onlooker, shadow and tail.