Here's what rhymes with shrinkingness.
Words that almost rhyme with shrinkingness
willingness fierceness priggishness cliquishness impishness skittishness piggishness griminess filminess distinctiveness siliceous spirituous spiritless derisiveness ubiquitous litigants iniquitous permissiveness submissiveness vindictiveness explicitness restrictiveness descriptiveness implicitness jinrickshas jinrikshas certificates precipitous duplicitous indigents significance coincidence serendipitous insignificance