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