3
observatory(noun, case, watch, guard, post)
3
sentinels
2
custodian(noun, watch, guard, escort, protector)
2
defender(noun, watch, guard, shield, escort)
2
guardsman
2
warden(noun, watch, guard, escort, protector)
2
warder(noun, keeper)
2
awareness(noun, guard, lookout)
2
beacon(noun, case, watch, guard, post)
2
discoverer
2
guide
2
monitor
2
outlook(noun, case, watch, guard, post)
2
pale
2
pathfinder
2
security guard(noun, expression, idiom)
2
sentries
2
signaler
2
signalman
2
stand-by(noun, control, duty, reliable, responsible)
11 years ago|6.9k views|share |citing 
APASmart Define. (2015). sentry thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/sentry/thesaurus/synonyms
ChicagoSmart Define. 2015. "sentry thesaurus" https://smartdefine.org/sentry/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, sentry thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/sentry/thesaurus/synonyms>.
MLASmart Define. "sentry thesaurus" 14 April 2015. Web. 20 September 2026. <https://smartdefine.org/sentry/thesaurus/synonyms>