blood, buck, bud, bug, Bund, but, butt, buzzed, chuck, club, clubbed, clubs, crux, cub, cud, cup, cupped, cups, cut, drugged, drugs, dub, dubbed, Duc, duck, duct, dug, flood, flux, fund, gloved, glut, grub, grudged, gut, Haute, hub, hud, hug, hugged, hummed, hut, judged, jug, jut, loved, luck, lug, Lund, lux, muck, mud, mug, numbed, nut, pluck, plug, plugged, plugs, plunged, pub, rub, rubbed, rubs, rug, rut, scrub, scrubbed, shoved, shrub, shrug, shrugged, shunned, shut, slug, smug, snub, snubbed, snug, struck, strut, stub, Stubbs, stuck, stud, stunned, sub, suc, suck, summed, sup, supped, thud, tongued, truck, trudged, tub, tuck, tug, tugged, tugs, tut, und, up, what, What's

conduct, construct, refund

abrupt, adjudged, apud, beloved, benumbed, conducts, corrupt, deduct, disrupt, expunged, instruct, misjudged, obstruct, somewhat, succumbed, uncut

inasmuch, interrupt, reconstruct