מִזְמֵז (Pilp. of מזז) to soften.
Nithpalp. - נִתְמַזְמֵז to be softened. Ḥull. 45ᵇ נתמסמס פסול נ׳ כשר if the spinal cord is a pulpy mass, the animal is unfit, if merely softened, it is fit for food (Kasher). Tosef. ib. III, 1 שנִתְמַזְמְזָה מוחה an animal whose brain is softened; quoted Ḥull. l. c. בהמה שנתמזמז וכ׳, and corrected into נתמסמס. Ib. (in Chald. dict.) נ׳ מוחיה דדין this man’s brain is softened.