blister, blizzard, cistern, cither, Clifford, differ, Fischer, Fisher, fissure, fixture, Gifford, giver, hither, listener, Lister, liver, livres, lizard, Mister, mixture, pitcher, Pittsburg, Pittsburgh, prisoner, Pritchard, quiver, Richard, richer, river, scissors, shiver, sister, swifter, thither, whiskers, whisper, whither, wishers, wither, wizard

admixture, deliver