| Main Entry: | |
| Part of Speech: | noun |
| Definition: | person who observes an event |
| Synonyms: | attestant, attestor, beholder, bystander, corroborator, deponent, eyewitness, gawker, looker-on, observer, onlooker, proof, rubbernecker, signatory, signer, spectator, testifier, testimony, viewer, watcher |
| Antonyms: | participant |
| Main Entry: | testifier |
| Part of Speech: | noun |
| Definition: | witness |
| Synonyms: | attestant, attester, attestor, beholder, bystander, corroborator, deponent, eyewitness, gawker, looker-on, observer, onlooker, proof, rubbernecker, signatory, signer, spectator, testimony, viewer, watcher |
| Main Entry: | viewer |
| Part of Speech: | noun |
| Definition: | witness |
| Synonyms: | attestant, attestor, beholder, bystander, corroborator, deponent, eyewitness, gawker, looker-on, observer, onlooker, proof, rubbernecker, seer, signatory, signer, spectator, testifier, testimony, watcher |