Here's what rhymes with unslacken.
slacken blacken bracken Words that almost rhyme with unslacken
flagon wagon dragon sachem fraction ration flatten latin lation flaxen reaction fashion happen passion hadn barren cabin cannon canon faction famine gallon salmon traction baron fasten satin falcon haben fatten infraction tation taxon waxen batten gladden mammon platen sadden talon unfasten gammon madden klaxon trashcan flashgun raglan imagine attraction captain abstraction contraction sanction chaplain diffraction mansion refraction assassin canyon inaction bastion canton caption plankton saffron stallion dampen hangman jasmine madmen plantain redaction banyan chanson refashion scansion scallion damson badman badmen taxman gasman refasten taxmen interaction abandon transaction compassion extraction grandson distraction retraction subtraction compaction prolactin exaction impaction medallion zooplankton adaption capstan clansmen contraption detraction handgun batsman dispassion landsman overreaction clansman gravamen triathlon gyrfalcon malefaction sandmen expansion companion battalion craftsman draftsman draughtsman rarefaction reexamine benefaction counteraction draftsmen stupefaction diapason protraction upperclassman bandsman underclassman vitrifaction satisfaction liquefaction phytoplankton petrifaction pentathlon rapscallion dissatisfaction putrefaction