Trestl, n. a frame; a trestle
Trestliad, n. a framing
Trestlu, v. to put on a frame; to put on a trestle; to frame
Tresu, v. to put on a trace
Treth, n. a crop, growth; a tax
Trethol, a. tributary, taxed
Trethu, v. to tax, to rate
Treulfawr, a. expensive
Treulgar, a. prodigal, profuse
Treuliad, n. a consuming