Rhagdebygu, v. to presuppose
Rhagdeimlo, v. to feel before hand
Rhagder, n. advanced post
Rhagderfynu, v. to predetermine
Rhagdestun, preliminary theme
Rhagdraethawd, n. prolegomena
Rhagdrefnu, v. to preordain
Rhagdy, n. an outhouse
Rhagdyb, n. a preconceit
Rhagdyn, n. fore-draught