Webster’s Revised Unabridged Dictionary · 1913
Contesseration
Con·tes′ser·a′tion (kŏn·tĕs′sẽr·ā′shŭn), n. [L. contesseratio, from contesserare to contract friendship by means of the tesserae (friendship tokens).] An assemblage; a collection; harmonious union. [Obs.]
That person of his [George Herbert], which afforded so unusual a contesseration of elegancies. Oley.