Here's what rhymes with functionality.
                        
                        
                    
                                banality  venality  personality  rationality  centrality  immorality  emotionality  informality  seasonality  originality  plurality  criminality  marginality  immortality  illegality  intentionality  mutuality  temporality  conventionality  eventuality  punctuality  speciality  bestiality  materiality  proportionality  artificiality  superficiality  collegiality  technicality  unconventionality  individuality  impartiality  constitutionality  principality  sentimentality  immateriality  instrumentality  heterosexuality  unconstitutionality  Words that almost rhyme with functionality
tenacity  veracity  humanity  tacitly  massively  panicky  thematically  validly  pugnacity  mannishly  radically  sanctity  passively  lavishly  savagely  laughingly  mendacity  invalidly  passingly  snappishly  waggishly  abashedly  raffishly  caddishly  automatically  dramatically  emphatically  mechanically  dynamically  graphically  candidly  classically  schematically  sporadically  tragically  casuistry  dogmatically  fantastically  handedly  pertinacity  placidly  statically  erratically  slavishly  unabashedly  climatically  impassively  lastingly  axiomatically  chromatically  pneumatically  inactively  irascibly  unflaggingly  aromatically  monastically  rheumatically  systematically  drastically  organically  sarcastically  attractively  ecstatically  everlastingly  nostalgically  symptomatically  emblematically  enchantingly  idiomatically  scholastically  thermostatically  phlegmatically  slantingly  bombastically  evenhandedly  acrobatically  highhandedly  operatically  prancingly  diplomatically  interactively  photographically  proactively  enigmatically  ethnographically  expansively  autocratically  biographically  offhandedly  telepathically  outlandishly  exactingly  inorganically  lithographically  unattractively  underhandedly  gymnastically  democratically  distractedly  outstandingly  topographically  understandingly  demographically  problematically  aerodynamically  melodramatically  orthographically  typographically  aristocratically  telegraphically  enthusiastically  retroactively  bureaucratically  ecclesiastically  radioactively  pornographically  idiosyncratically  autobiographically  bibliographically