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