köken: From Middle High German lest, a contraction of lezzest, from Old High German lezzist (also lazzōst), itself superlative of laz (cognate to English late). The modern German form with -tz- is of northern origin; two separate origins have probably met in it: Firstly, there is a general tendency in some Central German dialects of inserting -t- before comparative and superlative endings. (Compare for…