Obs. rare. [? some compound of -ess, name of the letter S.]

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1600.  Queen’s Wardrobe, in Nichols, Progr. Q. Eliz., III. 510. The sleeves … garnished with a lace of Venice sylver, like essifirmes. Ibid., 511. Brodered upon with essefirmes and other knotts of seede pearle.

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