Here's what rhymes with superposable.
disposable Words that almost rhyme with superposable
sociable negotiable unsociable nonnegotiable renegotiable potable notable knowable approachable unknowable quotable erodible inapproachable controllable irreproachable notional unapproachable reproachable revokable consolable emotional devotional promotional uncontrollable inconsolable unemotional overemotional