a confluence, often found as Cumber or Comber; _e.g._ Comber, Co. Down; Cefn-coed-y-cymmer (the wood ridge of the confluence), where two branches of the R. Taff meet; Cumbernauld, in Dumbarton, Gael. _Comar-n-uilt_ (the meeting of streams, _alt_). Cumnock, in Ayrshire, may have the same meaning, from _Cumar_ and _oich_ (water), as the streams Lugar and Glasnock meet near the village; Comrie, in Perthshire, at the confluence of the streams Earn, Ruchill, and Lednock; Kemper and Quimper (the confluence), and Quimper-lé, or Kember-leach (the place at the confluence), in Brittany. The words Condate and Condé, in French topography, seem to be cognate with this Celtic root, as in Condé, in Normandy (at the meeting of two streams); Condé, in Belgium (at the confluence of the Scheldt and Hawe); _Condate-Rhedorum_ (the confluence of the Rhedones, a Celtic tribe), now Rennes, in Brittany; Coucy, anc. _Condiceacum_ (at the confluence of the Lette and Oise); Congleton, Co. Chester, was formerly _Condate_. [Sidenote: COMBE (A.S.), CWM, KOMB (Cym.-Cel.), CUM (Gadhelic),] a hollow valley between hills, a dingle; _e.g._ Colcombe (the valley of the R. Coly); Cwmneath (of the Neath); Compton (the town in the hollow); Gatcombe (the passage through the valley, _gat_); Combs, the hollows in the Mendip hills; Wycombe (the valley of the Wye); Winchcombe (the corner valley); Wivelscombe and Addiscombe, probably connected with a personal name; Ilfracombe (Elfric’s dingle); Cwmrydol and Cwmdyli, in Wales (the hollow of the Rivers Rydol and Dyli); Cwm-eigian (the productive ridge); Cwmgilla (the hazel-wood valley); Cwm-Toyddwr (the valley of two waters), near the conf. of the Rivers Wye and Elain in Wales; Cwm-gloyn (the valley of the brook Gloyn); Cwmdu (dark valley); Cwm-Barre (the valley of the R. Barre), in Wales; Combe St. Nicholas, in Somerset and in Cumberland, named for the saint; Comb-Basset and Comb-Raleigh, named from the proprietors; Cwm-du (black dingle); Cwm-bychan (little dingle), in Wales; Corscombe (the dingle in the bog). In Ireland: Coomnahorna (the valley of the barley); Lackenacoombe (the hillside of the hollow); Lake Como, in Italy (in the hollow). [Sidenote: CONFLUENTES (Lat.),] a flowing together, hence the meeting of waters; _e.g._ Coblentz, for _Confluentes_ (at the conf. of the Moselle and Rhine); Conflans (at the conf. of the Seine and Oise); Confluent, a hamlet situated at the conf. of the Creuse and Gartempe. [Sidenote: COP (Welsh),] a summit; _e.g._ Cop-yr-Leni (the illuminated hill), so called from the bonfires formerly kindled on the top. [Sidenote: CORCAGH, or CURRAGH (Irish), CORS (Welsh), CAR (Gael.), KER (Scand.),]