Observer and Sentinel

Related words

Observer noun - Someone who sees or watches something.

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

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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Observer and sentinel are semantically related. Sometimes you can use "Observer" instead a noun "Sentinel".

The Sentinel, Jim pretends that Blair is 'his cousin's kid' to get him an Observer's pass.

Source: Relatively Flimsy Excuse
In the second episode of The Sentinel, Blair, after going to the police station to get his Observer's pass, said station getting taken over by terrorists, two of whom he takes out with (a) a restroom stall door and (b) a vending machine, getting held at gunpoint, pistol-whipped, taken hostage, etc.

Source: Is It Always Like This?

Cite this Source

Sentinel and Observer. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/observer/sentinel

Observer & Sentinel. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/observer/sentinel>.

Sentinel or Observer. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/observer/sentinel.

Google Ngram Viewer shows how "observer" and "sentinel" have occurred on timeline