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