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