Here's what rhymes with noncreditable.
                        
                        
                    
                                creditable  discreditable  Words that almost rhyme with noncreditable
reputable  heritable  revocable  predicable  inevitable  irrevocable  penetrable  questionable  unquestionable  impressionable  inequitable  inheritable  pensionable  demonstrable  impenetrable  disreputable  unexceptionable  exceptionable  unmentionable  objectionable  pestilential  unobjectionable