köken: From Middle High German zinne, from Old High German zinna, from Proto-Germanic *tindijō (“point, peak, pinnacle”), from Proto-Indo-European *h₃dónts (“tooth”). Cognate with Dutch tinne, German Low German Tinne. Related also to Old English tind (“peg, spike, prong”). More at English tine. Alternatively, Old High German zinna may descend from Proto-Germanic *tinnō, *tinnǭ, from Proto-Indo-European…