For all words beginning with sw- from here to the end of this volume [of the print MED], the practice of the MED is to record all variant forms except those beginning with su-; forms with su- are……

(a) To be mixed (with sth.); combine (ingredients), blend (a mixture of ingredients); also, be mixed with (sth.) [quot. c1400 Why werre]; tempren (al) togeder, tempren up; (b) tempren with, to mix……

(a) The digraph th; the letter þ or ð of the alphabet, thorn; (b) an abbrev. for that pron., rel. pron., conj., etc. …

A treatise, an exposition; also, a commentary; tract bok. …

(a) Any of several food or game fish of the genus Salmo, prob. including the common trout (S. fario) and salmon trout (S. salar) and perh. also the sea trout (S. trutta);—freq. as a commodity; (b) a……