Page:Patronymica Cornu-Britannica.djvu/134
Derrick, i. e., Theoderick; or from tre-derrick, the dwelling of the sexton or grave-digger.
TREDETHY. From Tredeathy in St. Maben, etymologically the same as Trethewy.
TREDIDON. From the barton of Tredidon in St. Stephen's, near Launceston, formerly the seat of the family, but now or late of George Francis Collins Browne, Esq. The last part of the name may be that of the owner; or the whole name may be from tre-dyddan, the pleasant habitation (W. dyddan); or from tre-didon, the dwelling by the turf (W. didon).
TREDINHAM. See Tredenham.
TREDINNICK, var. TREDINICK, TREDENNICK, TREDENICK, TRENDINNICK. From Tredinnick, an estate in the parish of St. Breock, which, according to Lysons, was inhabited by the family until the extinction of the elder male line, before the year 1531/ Tredinnick is also the name of places in Duloe, Landrake, Lanhydrock, Lanivet, Luxulion, Newlyn, and St. Issey. The name is from tre-denick, -thenick, the hilly dwelling or place.
TREDREA, TREDREE. From Tredrea in the parish of St. Earth; from tre-draith, the gravel or sand town, or the dwelling on the sandy shore. Tonkin translates the name "the thoroughfare town," from its lying on the way from Trewinnard to the church.
TREDUDWELL. From Tredudwell, called by Gilbert Treegoodwell, in Lanteglos-by-Fowey. The name was perhaps originally Tretydvil, the town of Tydfil or Tudfil, the Welsh saint of that name. Tydvil or Tudfyl the Martyr, daughter of Brychan, Prince of Brycheiniog, in the fifth century, gave the distinguishing appellation toI 2