impostorship

From impostor +‎ -ship.

impostorship (uncountable)

1. The condition or practices of an impostor.
   • 1641 June or July, John Milton, Of Prelatical Episcopacy, and Whether It may be Deduc’d from the Apostolical Times by Virtue of Those Testimonies which are Alledg’d to that Purpose in Some Late Treatises; […]; republished in A Complete Collection of the Historical, Political, and Miscellaneous Works of John Milton, […], volume I, Amsterdam [actually London: s.n.], 1698, →OCLC, page 247:

     [E]nclining rather to make this phantſm an expounder, or indeed a depraver of Saint Paul, then Saint Paul an examiner, and diſcoverer of this Impoſtorſhip; nor carring how ſlightly they put off the verdit of the holy Text unſalv'd, that ſays plainly there be but two Orders

   • 1999, Stephen Brookfield, Stephen Preskill, Discussion as a Way of Teaching:

     This adds another layer of anxiety to the feelings of impostorship and cultural suicide they already experience.

• “impostorship”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.