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