Meaning: Cotgrave says it's "a circular motion; going round, wheeling about"; the OED "Going round, circumambulation"; Frame, more figuratively, glosses it as "beating around the bush".
Usefulness: 1 (Perhaps best used circumbilivaginationally: "Circumbilivagination and obfuscation are discouraged, in the interests of plain speaking.")
Logofascination: 1 (This is a Rabelaisian coinage and rather unusually, Sir Thomas only uses it where Rabelais used it; perhaps he did not find it as fascinating as I do.)
Usefulness: 1 (Perhaps best used circumbilivaginationally: "Circumbilivagination and obfuscation are discouraged, in the interests of plain speaking.")
Logofascination: 1 (This is a Rabelaisian coinage and rather unusually, Sir Thomas only uses it where Rabelais used it; perhaps he did not find it as fascinating as I do.)