Trywedd, n. a trace by scent
Trywel, a. perspicious
Trywiad, n. a pervading
Trywio, v. to pervade
Trywydd, n. a trace, a scent
Trywyddu, v. to trace by scent
Trywyllt, a thoroughly wild
Trywyn, a. thoroughly happy
Trywyngar, a. conciliatory
Tu, n. side; region, part