184 entries under noun topic. ×

9
lookout(place, plant, watch, guard)
9
picket(person, plant, watch, guard)
8
sentry(case, watch, guard, post)
8
finder(person, search, device, detect)
8
scout(person, plant, case, watch)
8
sentinel(case, watch, guard, sentry)
8
watch(case, guard, post, sentry)
7
lookout man(expression, idiom)
7
watchman
5
discoverer
4
detector(search, device, detect, indicator)
4
spy(person, plant, watch, guard)
3
double agent(expression, plant, agent, operative)
3
observatory(case, watch, guard, post)
3
pointer
3
watcher(plant, case, watch, overlook)
2
artificer
2
blotter
2
espionage agent(expression, plant, agent, operative)
2
flecker
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APASmart Define. (2015). spotter thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/spotter/thesaurus/synonyms
ChicagoSmart Define. 2015. "spotter thesaurus" https://smartdefine.org/spotter/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, spotter thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/spotter/thesaurus/synonyms>.
MLASmart Define. "spotter thesaurus" 14 April 2015. Web. 28 September 2026. <https://smartdefine.org/spotter/thesaurus/synonyms>