Soþely, truly, [169/4918]
Soþenesse, truth, [26/641]
Sothfast, true, [61/1652]
Soun, sound, [68/1852]
Soune, to sound, [37/929]
Sounyng, sounding, roaring, [8/111]
Sovereyne, supreme, [90/2508]
Sovereynely, supremely, [91/2545]
Sourmounte, to surpass, [80/2223]
Spece, species, [165/4789]