Английский Этимологический словарь - assort

- 1490, from M.Fr. assortir, from O.Fr. assorter, from a- "to" + sorte "kind" (see sort). Assortment in the sense of "group of things of the same sort" is attested from 1759, in the sense of "group of things whether the same sort or not" from 1791.