Here's what rhymes with knuckled.
chuckled buckled suckled Words that almost rhyme with knuckled
smuggled snuggled struggled muffled muddled muscled muzzled coupled doubled puzzled huddled mumbled ruffled shuffled bubbled hustled rustled bustled cuddled funneled shoveled troubled summoned humbled tumbled upland bundled buttoned fumbled jumbled roughened rumbled rumpled scuttled unruffled bungled butted connived toughened uncoupled husband flooded funded hunted rugged stumbled crumpled functioned crumbled grumbled insipid redoubled inducted rusted tufted unbuttoned unleavened untroubled befuddled cuspid decoupled trundled hundred conducted accustomed adjusted erupted blunted abraded instructed consulted unaccustomed bicuspid caparisoned constructed confronted disgusted disgruntled distrusted uninstructed