sentinel. A person or special body of persons assigned to provide protection or keep watch over, for example: guard, lookout, picket, protector, sentry, ward, watch.
Victrola. Originally, a phonograph from the Victor Talking Machine Company, Camden, NJ, but it eventually became more of a generic term for any brand of phonograph.
Victoza is an injectable medication that is used to treat type 2 diabetes in patients who do not respond favorably to standard insulin therapies. Victoza and weight loss is a concern for some patients, while it is a welcome blessing for others.