Here's what rhymes with slenderising.
whizzing agonising incising minimising criticising characterising maximising patronising Words that almost rhyme with slenderising
living giving fishing missing wishing kissing hissing sieving forgiving sniffing reminiscing sufficing swishing dismissing misgiving unforgiving griffin nonliving reliving thanksgiving bringing sitting willing appearing engineering filling fitting killing singing winning permitting picking shipping bidding digging drilling fearing hitting interfering rearing ringing billing bridging cheering chilling dipping dripping kicking knitting milling nearing pitching rigging shearing shilling thinning whipping gearing kidding licking pinning pitting positing ripping sinning sipping ticking tipping trimming tripping twitching brimming chipping pricking ridding searing tiling tilling twinning wringing chiming dimming ginning hitching leering nipping veering winging beginning building thinking drinking printing clearing fixing lifting linking listing mixing shifting sinking spinning swimming switching unwilling admitting assisting clinging committing drifting forbidding piercing pioneering slipping splitting springing steering sticking swinging twisting adhering clicking clipping emitting grinning omitting persisting quitting sibling stripping thrilling whistling befitting blinking enriching filming flinging flitting gripping hinting lynching milking pinching risking sifting skimming skipping spilling spitting stinging stitching tilting trickling underpinning bewitching fiddling flicking flipping gilding limping rinsing smearing sneering stringing tickling unwitting winking abridging affixing grilling lilting lisping mincing minting pickling silting skidding skinning slinging slitting spearing whittling wilting wincing depicting disappearing shrinking submitting distilling domineering enlisting equipping kindling persevering stinking unthinking afflicting counterfeiting cringing fringing imprinting instilling quilting remitting clinking consigning evincing flinching glinting reappearing refilling refitting splinting sprinting stripling unblinking existing consisting convincing fulfilling insisting predicting resisting restricting transmitting inflicting rebuilding sprinkling rethinking subsisting unremitting volunteering electioneering impinging infringing profiteering reprinting scripting squinting unflinching babysitting conflicting contradicting unconvincing constricting preexisting coexisting