Here's what rhymes with disloyalty.
                        
                        
                    
                                loyalty  royalty  Words that almost rhyme with disloyalty
loyally  royally  disloyally  moiety  joyfully  buoyancy  noisily  joyously  buoyantly  enjoyably  toiletry  poignancy  poignantly  flamboyantly  avoidably  flamboyancy  voicelessly  pointlessly  unavoidably