bidder, bigger, billiard, bitter, blister, blizzard, builder, cistern, cither, clearer, Clifford, clipper, dearer, differ, digger, dinner, fiddler, filler, filter, Fischer, Fisher, fissure, fitter, flicker, Gifford, Gilbert, giver, glimmer, glitter, Guilford, hither, Hitler, Hitler's, inner, killer, liquor, listener, Lister, litter, liver, livres, lizard, Milford, Miller, Milner, mirror, Mister, nearer, nigger, pillar, pitcher, printer, Pritchard, quicker, quiver, Richard, richer, rigor, Ritter, river, Schiller, scissors, shippers, shiver, silver, sinner, sister, Skinner, skipper, slipper, spinner, swimmer, thicker, thinner, thither, tiller, trigger, Vicar, vigor, vigour, Villiers, whiskers, whisper, whither, wicker, Wilbur, winner, wishers, wither, wizard

beginner, bewilder, consider, deliver, embitter, familiar, quicksilver, transmitter

reconsider, unfamiliar