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