bidder, bigger, bitter, blister, blizzard, cinder, cistern, cither, clearer, clifford, clipper, dearer, differ, digger, dinner, drinker, fiddler, filler, finger, fischer, fisher, fissure, fitter, flicker, gifford, ginger, giver, glimmer, glitter, hinder, hither, hitler, hitler's, injure, insert, intern, inward, killer, linear, linger, liquor, listener, lister, litter, liver, livres, lizard, miller, minster, mirror, mister, nearer, nigger, pillar, pincers, pindar, pitcher, printer, pritchard, quicker, quiver, richard, richer, rigor, ringer, ritter, river, schiller, scissors, shippers, shiver, simpler, singer, sinner, sister, skinner, skipper, slipper, spinner, spinster, splinter, springer, swimmer, swinburne, thicker, thinker, thinner, thither, tiller, timber, tincture, tinder, tinker, trigger, vicar, vigor, vigour, vineyard, whiskers, whisper, whither, wicker, willard, windsor, windward, winner, winter, wishers, wither, wizard

beginner, consider, deliver, embitter, midwinter, nonlinear, transmitter, unhindered, uninjured, westminster