Rheolus, a. orderly, regular

Rheolwr, n. ruler

Rhes, n. a row, a rank

Rhesel, n. a rack, a grate

Rheselu, v. to form a rack

Rhesio, v. to set in a row

Rhestog, n. plaited work; mat

Rhestr, n. array, order, rank

Rhestredigaeth, n. arrangement

Rhestriad, n. an arranging