Sentinel and Watchdog

Sentinel

Sentinel noun - A person or group that watches over someone or something.
Usage example: a lone sentinel kept watch over the fort
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Synonyms for Sentinel

Watchdog and sentinel are semantically related In some cases you can use "Watchdog" instead a noun "Sentinel".

Watchdog

Watchdog noun - A dog trained to guard property.
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Synonyms for Watchdog

Sentinel and watchdog are semantically related in keeper topic. You can use "Sentinel" instead a noun "Watchdog".
Cite this Source
Watchdog and Sentinel. (2016). Retrieved 2026, August 03, from https://thesaurus.plus/related/sentinel/watchdog
Sentinel & Watchdog. N.p., 2016. Web. 03 Aug. 2026. <https://thesaurus.plus/related/sentinel/watchdog>.
Watchdog or Sentinel. 2016. Accessed August 03, 2026. https://thesaurus.plus/related/sentinel/watchdog.
Google Ngram Viewer shows how "sentinel" and "watchdog" have occurred on timeline