a cave; _e.g._ Cluain-uamha (the pasture of the cave), the ancient name of Cloyne, Co. Cork; Drumnahoe, _i.e._ _Druim-na-huamha_ (the ridge of the cave); Mullinahone (the mill of the cave); Lisnahoon (the fort of the cave), in Ireland. Wem, in Salop, and Wembdon, in Somerset, as well as other place-names with the prefix _wem_, may be derived from the A.S. _wem_ (a hollow), analogous to the Cel. _uaimh_. Wamphray, in Dumfriesshire, Gael. _Uamh-fridh_ (the forest-cave). [Sidenote: UCHEL, UCH (Cym.-Cel.),] high, cognate with the Gael. _uchda_ (a height); _e.g._ Ucheltref and Ochiltree (the high dwelling); the Ochills, a hill range in Perthshire, Lat. _Ocelli-montes_. [Sidenote: UISCE, or UISGE (Gadhelic), GWY (Cym.-Cel.),] water; _e.g._ Esk, Usk, Esky, Esker, Eskle, Oise, Ouse, Issy, Ax, Axe, Ux, Ex, Use, Ousel, Wisk, Eska, Esla, Aisne, Isar, Isère, Isen, Etsch (river names); Duffus and Doubs (black water); Marosh (marshy water); the Theis, anc. _Tibiscus_; Adige, anc. _Athesis_; the Po, anc. _Padusa_; Loch Ewe, and Ewes, a parish in Dumfries watered by a stream of this name; Wisbeach (on the beach of the _Wysg_ or _Wash_), now some miles from the beach by the gradual advance of the land; Knockaniska (the hillock on the water); Killiskey and Killiskea (the church on the water), in Limerick; but Balihiskey, in Tipperary, is from _Bealach-uisce_ (the road of the water); the Rivers Minho and Mincio, anc. _Minius_ and _Mincius_ (little stream); Duffus (dark water); Istria (half land, half water); Argense or Argenteus (silver stream), in France; Caldas (warm waters), in Spain and Portugal; Ischia (the island of waters), abounding in mineral springs; Issny, on the R. Leine, anc. _Issiacum_ (on the water); Metz, anc. _Mettis_ (between the waters), also named _Divodurum_ (on the two rivers); Osimo, in Italy, anc. _Auximum_, and Osna, in Spain, anc. _Uxama_ (on the water). [Sidenote: URA (Basque),] water; _e.g._ Astura (rocky water), a river which gives its name to the Asturias; Illuria (the town on the water); Illuro, with the same meaning, now _Maturo_, in Spain; Osuno, anc. _Ursonum_, and Tarazona, anc. _Turiaso_ (the place of good waters), in Spain--_osoa_, Basque (good); Oloron, anc. _Illura_ (the town on the water)--_illia_, Basque (a town). [Sidenote: URBS (Lat.),] a city; _e.g._ Orvieto, Lat. _Urbs-vetus_ (the old city). V [Sidenote: VALLIS (Lat.), VAL and VALLÉE (Fr.), VALLE (Span., Port., and It.),]