ETYM Old Eng. a: cf. Old Fren. a, French ah, Latin ah, Greek a, Sk. â, Icel. ae, Old High Germ. â, Lith. á, áá.
An exclamation, expressive of surprise, pity, complaint, entreaty, contempt, threatening, delight, triumph, etc., according to the manner of utterance.

ETYM Old Eng. ei, ey.
A interjection used in asking a question or requesting confirmation. /> Used to ask for confirmation or repetition or to express inquiry; used especially in Canadian English in anticipation of the listener's or reader's agreement.

An exclamation expressing, by different intonations, triumph, mixed with derision or irony, or simple surprise.

ETYM French agate, Italian agata, Latin achates, from Greek.
An impure form of quartz consisting of banded chalcedony; used as a gemstone and for making mortars and pestles.
Banded or cloudy type of chalcedony, a silica, SiO2, that forms in rock cavities. Agates are used as ornamental stones and for art objects.
Agate stones, being hard, are also used to burnish and polish gold applied to glass and ceramics.

(French Aix-la-Chapelle).
German cathedral city and spa in the administrative region (German Land) of North Rhine–Westphalia, 72 km/45 mi SW of Cologne; population (1991) 244,400. It has thriving electronic, glass, and rubber industries, and is one of Germany’s principal railroad junctions. Aachen was the Roman Aquisgranum, and from the time of Charlemagne until 1531 the German emperors were crowned here. Charlemagne was born and buried in Aachen, and founded the cathedral 796.
The 14th-century town hall, containing the hall of the emperors, is built on the site of Charlemagne's palace.
In World War II, Aachen was the first German city to be taken by the Allies when it was captured by the US 1st Army Oct 1944.
City W Germany near Belgian and Dutch borders population 241,861.

French name of Aachen, an ancient city in Germany.

A mythical Greek hero of Homer's Iliad; a foremost Greek warrior at the siege of Troy; his mother tried to make him immortal by bathing him in a magical river but the heel by which she held him remained vulnerable--his
Ancient Greek hero; mighty soldier. Achilles heel, vulnerable spot. Achilles tendon, hamstring; tendon between calf and heel.
Greek hero of Homer’s Iliad. He was the son of Peleus, king of the Myrmidons in Thessaly, and of the sea nymph Thetis, who rendered him invulnerable, except for the heel by which she held him, by dipping him in the river Styx. Achilles killed Hector at the climax of the Iliad, and according to subsequent Greek legends was himself killed by Paris, who shot a poisoned arrow into Achilles’ heel.

Absence of gastric juices (partial or complete); SYN. achylia gastrica.

A seemingly small but actual mortal weakness.
Vulnerable point.

A large tendon that runs from the heel to the calf; Also called: tendon of Achilles.
Tendon at the back of the ankle attaching the calf muscles to the heel bone. It is one of the largest tendons in the human body.