The completion of the Master Mason Degree and the summit of the original Degrees of the Blue Lodge as practiced in the Ancients Lodges of England before 1820. The Degree explains the origins of the Substitute Word found in the Master Mason Degree, the recovery of the Ineffable Word, and its concealment within the Royal Arch Word. This Degree, together with the Master Mason Degree, may have once been exemplified as one large or "super" Degree, with the Master Mason Degree explaining the loss of the Master's Word and the Royal Arch explaining the recovery of the Master's Word. The presiding body is a Chapter, and the presiding officer is a High Priest (titled Excellent).