Here's what rhymes with platitudinal.
attitudinal latitudinal longitudinal Words that almost rhyme with platitudinal
juvenile luminal dutiable doable usual movable usable moveable reducible deducible delusional provable producible assumable beautiful constitutional suitable unusual crucible immovable irreducible reproducible fusible inducible reusable unusable presumable unmovable unmoveable mutual institutional unsuitable renewable cuticle distributional removable mutable consumable irremovable improvable disprovable unconstitutional immutable disputable construable excusable irrefutable nonrenewable refutable manoeuvrable commutable indisputable executable inscrutable inexcusable