54 entries under sentry topic. ×

32
guard(noun, verb, keep, defend, watch)
27
watch(noun, verb, support, cover, keep)
25
watchman(noun, guard, warning, safety, keeper)
20
lookout(noun, place, watch, guard, awareness)
18
scout(noun, case, watch, guard, warning)
17
picket(noun, person, watch, guard, awareness)
17
protector(noun, watch, guard, awareness, safeguard)
16
patrol(noun, case, watch, overlook, guard)
13
spotter(noun, case, watch, guard)
7
keeper(noun, watch, guard, champion, protector)
6
custodian(noun, watch, guard, safeguard, champion)
6
watchdog(noun, guard, warning, safeguard, safety)
5
ward(noun, case, watch, overlook, guard)
4
watcher(noun, watch, guard, lookout)
3
beacon(case, watch, guard, post, warning)
3
observatory(noun, case, watch, guard, post)
2
attention(noun, guard, lookout)
2
hawk(noun, case, watch, overlook, guard)
2
vigil(noun, case, watch, overlook, guard)
1
eagle eye(noun, expression, case, watch, overlook)
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APASmart Define. (2016). sentinel thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/sentinel/thesaurus/synonyms
ChicagoSmart Define. 2016. "sentinel thesaurus" https://smartdefine.org/sentinel/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, sentinel thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/sentinel/thesaurus/synonyms>.
MLASmart Define. "sentinel thesaurus" 20 March 2016. Web. 24 September 2026. <https://smartdefine.org/sentinel/thesaurus/synonyms>