Synonyms|305Antonyms|91|Broader|13Narrower|23Related|159
1
spotter(noun, plant, watch, guard, agent)
1
studier
1
televiewer
1
television-viewer
1
testimony(noun, witness, proof, watcher, spectator)
1
theatergoer
1
theatregoer
1
thereof
1
tracker
1
undercover agent(noun, expression, plant, agent, operative)
1
vedette boat
1
video-gazer
1
visitator
1
visitor
0
agent(noun, plant, operative, informer, mole)
0
air force
0
combat pilot
0
suicide pilot
0
voyeur(noun, spectator)
0
accidental
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APASmart Define. (2016). observer thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/observer/thesaurus/synonyms
ChicagoSmart Define. 2016. "observer thesaurus" https://smartdefine.org/observer/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2016, observer thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/observer/thesaurus/synonyms>.
MLASmart Define. "observer thesaurus" 26 February 2016. Web. 20 September 2026. <https://smartdefine.org/observer/thesaurus/synonyms>