Pont (L.), 'a bridge;' as Pontefract, Negropont.
Poor, Pore, Pur (Sans. pura), 'a town;' as Nagpur, Cawnpore, Singapore.
Port (L. portus), 'a harbour;' as Portpatrick, Southport.
Ras (Ar.), 'a cape;' as Ras-al-had.
Rath (Ir.), 'a round earthen fort;' as Rathmore, Rathbeg, Ratho, Rattray.
Rhe, Rea, Ri, a root found in many languages, as L. rivus, a stream, Sans. rīna, flowing, A.S. ríth, a stream, Sp. and Port. rio, a river, meaning 'to flow;' as Rhine, Rhone, Rha, Reno, Rye, Ray, Rhee, Wrey, Roe, Rae; Rio de Janeiro, Rio-Negro.
Ridge, in Scotland Rigg (A.S. hrycg, Ger. rücken), 'a back;' as Reigate, Rugeley, Longridge.
Rin (Celt.), 'a point of land;' Rhinns of Galloway; Penrhyn in Wales, Ringsend near Dublin.
Ros, Ross (Celt.), 'a promontory;' Kinross, Rosneath, Rosehearty, Rossdhu, Roslin; in S. Ireland, a wood, as Roscommon, Rosskeen. The -ros in Melrose is more probably the equivalent of Cornish ros, a moor; thus Melrose=the Celt. maol-ros, 'bare moor.'
Salz (Ger.), 'salt;' as Salzburg.