From an unused root meaning to store up or preserve; "cummin" (from its use as a condiment) -- cummin.
H3646. kammon
כַּמֹּן noun masculine cummin, plant grown as condiment (ᵐ5 κύμινον, cuminum cyminum; Plin.NH xix. 8; German 'römischer Kümmel;' LöwNo. 152; √ dubious; Late Hebrew id.; Aramaic כַּמּוֺנָא, ; Arabic , Ethiopic on formative compare LagBN 89; loan-word according to Di832); — Isaiah 28:25, 27 (twice in verse).