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