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