1
kibitzer
1
neighbor
1
neighbour
1
observe
1
perceiver(noun, spectator)
1
playgoer
1
proof(noun, witness, testimony, observer, watcher)
1
rubberneck(noun, spectator)
1
rubbernecker(noun, witness, proof, testimony, observer)
1
seer
1
sidewalk superintendent
1
sightseer(noun, spectator)
1
signatory(noun, witness, proof, testimony, observer)
1
signer(noun, witness, proof, testimony, observer)
1
tangent
1
televiewer
1
testifier(noun, witness, proof, testimony, observer)
1
testimony(noun, witness, proof, observer, watcher)
1
theatergoer
1
theatregoer
10 years ago|1.1k views|share |citing 
APASmart Define. (2016). looker-on thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/looker-on/thesaurus/synonyms
ChicagoSmart Define. 2016. "looker-on thesaurus" https://smartdefine.org/looker-on/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2016, looker-on thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/looker-on/thesaurus/synonyms>.
MLASmart Define. "looker-on thesaurus" 26 February 2016. Web. 27 September 2026. <https://smartdefine.org/looker-on/thesaurus/synonyms>