123 entries under noun topic. ×

1
foreign agent(expression, plant, agent, operative)
1
gawker(witness, proof, testimony, observer)
1
informer(plant, agent, operative, mole)
1
inside agent(expression, plant, agent, operative)
1
intelligencer(plant, agent, operative, informer)
1
mantrap
1
mole(plant, agent, operative, informer)
1
outlook(case, watch, guard, post)
1
passer-by
1
path-breaker(person, search, first)
1
path breaker(person, search, first)
1
pathbreaker(person, search, first)
1
pioneer(person, search, first)
1
plant(agent, operative, informer, mole)
1
playgoer
1
proof(witness, testimony, observer, spectator)
1
researchist(person, search, first)
1
rubbernecker(witness, proof, testimony, observer)
1
scholar(person, search, first)
1
scientist(person, search, first)
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APASmart Define. (2015). watcher thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/watcher/thesaurus/synonyms
ChicagoSmart Define. 2015. "watcher thesaurus" https://smartdefine.org/watcher/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, watcher thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/watcher/thesaurus/synonyms>.
MLASmart Define. "watcher thesaurus" 14 April 2015. Web. 26 September 2026. <https://smartdefine.org/watcher/thesaurus/synonyms>