Sentinel vs. Knight

One that keeps guard; a sentry.

A knight is a person granted an honorary title of knighthood by a head of state (including the pope) or representative for service to the monarch, the church or the country, especially in a military capacity.Knighthood finds origins in the Greek hippeis and hoplite (ἱππεῖς) and Roman eques and centurion of classical antiquity.In the Early Middle Ages in Europe, knighthood was conferred upon mounted warriors. During the High Middle Ages, knighthood was considered a class of lower nobility.

To watch over as a guard.

A medieval tenant giving military service as a mounted man-at-arms to a feudal landholder.

To provide with a guard.

A medieval gentleman-soldier, usually high-born, raised by a sovereign to privileged military status after training as a page and squire.

To post as a guard.

A man holding a nonhereditary title conferred by a sovereign in recognition of personal merit or service to the country.

A sentry, watch, or guard.

A man belonging to an order or brotherhood.

(obsolete) A private soldier.

A defender, champion, or zealous upholder of a cause or principle.

(computer science) A unique string of characters recognised by a computer program for processing in a special way; a keyword.

The devoted champion of a lady.

A sentinel crab.

Abbr. Kt or N(Games) A chess piece, usually in the shape of a horse's head, that can be moved two squares along a rank and one along a file or two squares along a file and one along a rank. The knight is the only piece that can jump other pieces to land on an open square.

A sign of a health risk (e.g. a disease, an adverse effect).

To raise (a person) to knighthood.

(transitive) To watch over as a guard.

(historical) A young servant or follower; a trained military attendant in service of a lord.

(transitive) To post as guard.

(historical) A minor nobleman with an honourable military rank who had served as a page and squire.

(transitive) To post a guard for.

(by extension) An armored and mounted warrior of the Middle Ages.

One who watches or guards; specifically (Mil.), a soldier set to guard an army, camp, or other place, from surprise, to observe the approach of danger, and give notice of it; a sentry.

A person obliged to provide knight service in exchange for maintenance of an estate held in knight's fee.

Watch; guard.

(modern) A person on whom a knighthood has been conferred by a monarch.

A marine crab (Podophthalmus vigil) native of the Indian Ocean, remarkable for the great length of its eyestalks; - called also sentinel crab.

(literary) A brave, chivalrous and honorable man devoted to a noble cause or love interest.

To watch over like a sentinel.

(chess) A chess piece, often in the shape of a horse's head, that is moved two squares in one direction and one at right angles to that direction in a single move, leaping over any intervening pieces.

To furnish with a sentinel; to place under the guard of a sentinel or sentinels.

A playing card bearing the figure of a knight; the knave or jack.

a person employed to watch for something to happen

(entomology) Any of various nymphalid butterflies of the genus Ypthima.

(modern) Any mushroom belonging to genus Tricholoma.

(transitive) To confer knighthood upon.

To promote (a pawn) to a knight.

A young servant or follower; a military attendant.

In feudal times, a man-at-arms serving on horseback and admitted to a certain military rank with special ceremonies, including an oath to protect the distressed, maintain the right, and live a stainless life.

A piece used in the game of chess, usually bearing a horse's head.

A playing card bearing the figure of a knight; the knave or jack.

To dub or create (one) a knight; - done in England by the sovereign only, who taps the kneeling candidate with a sword, saying: Rise, Sir --.

originally a person of noble birth trained to arms and chivalry; today in Great Britain a person honored by the sovereign for personal merit

a chessman in the shape of a horse's head; can move two squares horizontally and one vertically (or vice versa)

raise (someone) to knighthood;