Here's what rhymes with blackened.
slackened Words that almost rhyme with blackened
rationed added acid happened acted rapid arid fashioned fastened traveled travelled flattened placid rattled tackled annulled avid saddened crackled fattened gladdened maddened shackled aphid rankled managed valid attracted imagined landed lasted planted challenged damaged averaged ballad ragged reacted salad sanctioned angled baffled blasted patted trampled battled channeled chatted dazzled padded paddled pallid saddled dampened dappled grappled paneled ambled babbled barreled captioned dabbled rambled straddled abandoned examined granted handed handled enacted sampled stranded canceled cancelled candid impassioned scaffold tangled bandaged languid mangled retracted slanted strangled dangled diffracted gambled enameled mantled masted straggled unfastened unraveled unravelled untrammeled untrammelled demanded adapted extracted distracted scrambled supplanted interacted refracted embattled hazarded spangled undamaged antacid bedraggled reexamined commanded contrasted dismantled entangled expanded unexampled disentangled