Here's what rhymes with subfunctioning.
functioning malfunctioning Words that almost rhyme with subfunctioning
suctioning summoning junketing fumbling humbling hustling bungling huddling shuttling funneling roughening toughening bludgeoning bucketing gunrunning fuddling summonsing doubling puzzling stumbling troubling tumbling bubbling bustling rumbling tunneling juggling mumbling bumbling bundling coveting muddling puddling ruffling scuffling scuttling trumpeting buttressing guzzling nuzzling plummeting snuggling bloodsucking jumbling muzzling pummeling coruscating cudgelling muscling pummelling befuddling stomaching struggling crumbling grumbling reshuffling encompassing redoubling discomfiting disgruntling