Participant
Participant noun - One who takes part in something.
Usage example: he seemed to be a willing participant in the prank
Watcher is an antonym for participant.
Watcher
Watcher noun - A person or group that watches over someone or something.
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Synonyms for Watcher
How words are described
| known | known participant | known watcher |
| individual | individual participant | individual watcher |
| fellow | fellow participant | fellow watcher |
| female | female participant | female watcher |
| Other adjectives: particular, regular, average, original, actual, real, new, frequent, former, casual, last, occasional, unwilling. | ||
Cite this Source
Watcher and Participant. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/participant/watcher
Participant & Watcher. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/participant/watcher>.
Watcher or Participant. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/participant/watcher.
Google Ngram Viewer shows how "participant" and "watcher" have occurred on timeline