Grimalkin

Servant:..."Commend me unto Titton Tatton and to Puss thy Catton, and tell her that Grimalkin is dead.".

Source: wiktionary

As fair Grimalkin, who, though the youngeſt of the Feline Family, degenerates not in Feroſity from the elder Branches of her Houſe, and though inferior in Strength, is equal in Fierceneſs to the noble Tyger himſelf, when a little Mouſe, whom it hath long tormented in Sport, eſcapes from her Clutches for a while, frets, ſcolds, growls, ſwears; but if the Trunk, or Box, behind which the Mouſe lay hid, be again removed, ſhe flies like Lightning on her Prey, and, with envenomed Wrath, bites, ſcratches, mumbles, and tears the little Animal.

Source: wiktionary

Thus Fable reports, that the fair Grimalkin, whom Venus, at the Deſire of a paſſionate Lover, converted from a Cat into a fine Woman, no ſooner perceived a Mouſe than, mindful of her former Sport, and ſtill retaining her priſtine Nature, ſhe leaped from the Bed of her Huſband to purſue the little Animal.

Source: wiktionary

Among the other important and privileged members of the household who figured in attendance at the dinner, was a large gray cat, who, I observed, was regaled from time to time with tit bits from the table. This sage grimalkin was a favourite of both master and mistress, and slept at night in their room; […]

Source: wiktionary