blood, bluff, blush, brush, brusque, buch, buck, bud, buff, bug, bus, bust, but, butt, chuck, club, clubbed, clubs, clutch, crush, crust, crutch, cub, cud, cuff, cup, cupped, cups, cus, cut, deus, drug, drugged, drugs, dub, dubbed, duc, duck, duct, duff, dug, dusk, dust, dutch, flood, flush, flux, fuss, fust, glut, grub, gruff, gush, gust, gut, haute, hough, hub, hud, hug, hugged, hush, husk, hut, jug, jus, just, jut, luck, lug, lush, lust, lux, much, muck, mud, mug, mush, musk, must, nut, pluck, plug, plugged, plugs, plus, plush, pub, puff, pus, rough, rous, rub, rubbed, rubs, ruff, rug, rus, rush, rust, rut, scrub, scrubbed, shrub, shrug, shrugged, shut, slough, slug, smug, snub, snubbed, snuff, snug, struck, strut, stub, stubbs, stuck, stud, stuff, sub, suc, such, suck, sup, supped, sus, thrace, thrush, thrust, thud, thus, touch, tough, truck, truss, trust, tub, tuck, tuft, tug, tugged, tugs, tusks, tut, up, us, what, what's

conduct, construct

abrupt, adjust, apud, conducts, corrupt, deduct, discuss, disgust, disrupt, distrust, enough, entrust, instruct, intrust, linnaeus, mistrust, obstruct, readjust, rebuff, robust, somewhat, uncut, unjust, untouched

forasmuch, inasmuch, insomuch, interrupt, overmuch, reconstruct