Chaperone and Sentinel

Chaperone noun - One who accompanies and supervises a young woman or gatherings of young people.

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

Sentinel noun - A person or group that watches over someone or something.

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