significancy

From Latin significantia +‎ -ancy.^[1]

significancy (countable and uncountable, plural significancies)

1. (dated) Significance.
   • 1689 (indicated as 1690), [John Locke], “The Epistle to the Reader”, in An Essay Concerning Humane Understanding. , London: Eliz Holt, for Thomas Basset, , →OCLC, book I:

     To break in upon this Sanctuary of Vanity and Ignorance, will be, I ſuppoſe, ſome Service to humane Understanding: Though ſo few are apt to think, they deceive, or are deceived in the Uſe of Words; or that the Language of the Sect they are of, has any Faults in it, which ought to be examined or corrected, that I hope I ſhall be pardon’d, if I have in the Third Book dwelt long on this Subject; and endeavoured to make it ſo plain, that neither the inverateneſs of the Miſchief, nor the prevalency of the Faſhion, ſhall be any Excuſe for thoſe, who will not take Care about the meaning of their own Words, and will not ſuffer the Significancy of their Expreſſions to be enquired into.

   • 1697, Virgil, “Postscript to the Reader”, in John Dryden, transl., The Works of Virgil: Containing His Pastorals, Georgics, and Æneis. , London: Jacob Tonson, , →OCLC, page 621:

     […] I have added to both of them [language and poetry] in the choice of Words, and Harmony of Numbers which were wanting, […] One is for raking in [Geoffrey] Chaucer (our Engliſh Ennius) for antiquated Words, which are never to be reviv'd, but when Sound or Significancy is wanting in the preſent Language.

   • 1830 September 23, Samuel Taylor Coleridge, “Logic”, in H[enry] N[elson] C[oleridge], editor, Specimens of the Table Talk of the Late Samuel Taylor Coleridge. , volume I, London: John Murray, , published 1835, →OCLC, page 207:

     The object of rhetoric is persuasion,—of logic, conviction,—of grammar, significancy.

   • 1852, Thomas De Quincey, “Sir William Hamilton”, in Hogg's Instructor:

     With this brain I must work, in order to give significancy and value to the few facts which I possess.