Sandyman, who scoffed at Sam's aforementioned tale of Tree-Men.
Namárië = "farewell" in Quenya
I don't think that there are any words beginning with ë, there probably is in the Eldarin Languages, but one cannot flick through dictionaries all day...
Eönwë - A great Maia
Smials = the tunnels in which well to do hobbit families resided. Brandybuck Hall, The Great Smials, and Bag End were examples.
Ring of Fire = song by Johnny Cash and also another name for Narya, Gandalf's Ring of Power.
Dimrill Dale (is located outside Moria )
Elvet-isle = the home of one of Tom Bombadil's protaganists, the Old Swan; it lived on an island in the lower Withywindle. - It is found in The Adventures of Tom Bombadil
Emyn Beraid, the Tower Hills
Watchwood = the guarding Ents and Huorns around Orthanc keeping watch over their prisoner, Sarumen.
Drûg, one of the names for a Drúedain.
Rumble = the last name of the widdow who looked after the Gaffer after Sam married Rose; and probably while Sam was away on the quest too.
Lugdush = one of Uglúk's band of Urul-hai from Isengard who captured Merry and Pippin.
Everard Took = the youngest child of Adelard Took
Morgal-knife = that with which the Lord of the Nazgul stabbed Frodo on Weathertop.
Rath Celerdain = Street of the lampwrights on the first level of Minas Tirith; the Old Guest House was located on that street.
Naith = called the Gore in Westron; it was the part of Lorien located between the Celebrant and the Anduin. It included the Angle, the Egladil.
Roheryn the horse Arwen gave to Aragorn and which the Dunedain brought to him on his way to Dunharrow and the Paths of the Dead.
Elfhild = the late wife of King Theoden of Rohan
Nivrim = the westmarch of Doriath, which was connected to the eastern part by a bridge over the Sirion.
Laura Baggins = wife of Mungo Baggins. In her unmarried years she was an athletic adventuress who raided the tombs of the Barrow Downs for sport and profit.
Súlimo ( also known as Manwé )