căcŏēthĕs — Lewis & Short
căcŏēthĕs, is, n., = kako/hqes, to/ (bad state or habit);
I
in medic. lang.,an obstinate, malignant disease, Cels. 5, 28, n 2; Plin. 24, 3, 3, § 7.—Plur. cacoëthe = kakoh/qh, ta/, Plin. 22, 25, 64, § 132; 24, 10, 47, § 78. —Hence,
B Trop., an incurable passion for writing or scribbling:
insanabile Scribendi cacoëthes,Juv. 7, 52.