Here's what rhymes with bioavailability.
                        
                        
                    
                                ability  agility  availability  utility  fertility  volatility  debility  fragility  hostility  mobility  capability  nobility  feasibility  viability  civility  futility  ductility  sociability  versatility  amiability  docility  senility  virility  legibility  possibility  probability  reliability  irritability  servility  affordability  malleability  scurrility  flexibility  applicability  inviolability  invisibility  reversibility  divisibility  incapability  susceptibility  tranquillity  acceptability  adaptability  admissibility  improbability  inscrutability  negotiability  responsibility  compatibility  inaccessibility  practicability  indivisibility  irresponsibility  communicability  imperturbability  incorruptibility  impracticability  comprehensibility  incomprehensibility  Words that almost rhyme with bioavailability
trilogy  rapidity  billowy  activity  dignity  affinity  rigidity  acidity  bigotry  busily  nativity  rickety  trinity  turbidity  villainy  bigamy  timothy  dizzily  rusticity  willowy  validity  vicinity  antiquity  divinity  elasticity  officially  publicity  symmetry  tyranny  captivity  cheerfully  antipathy  minutely  relativity  salinity  simile  solidity  timidity  distally  epitome  fixity  litany  prettily  sublimity  timidly  wilfully  cheerily  epiphany  willfully  dismally  frigidity  guiltily  tearfully  wittily  abysmally  finicky  sympathy  differently  initially  ministry  creativity  proximity  toxicity  humidity  infinity  morbidity  visibly  visually  vividly  asymmetry  brilliancy  brilliantly  chivalry  complicity  felicity  femininity  liquidity  plasticity  selectivity  skillfully  symphony  unanimity  alkalinity  fearfully  fearlessly  fluidity  indignity  negativity  polygamy  soliloquy  blissfully  declivity  distantly  festivity  fitfully  judicially  ritually  signally  viciously  placidity  polyphony  efficiency  sufficiently  deficiency  electricity  productivity  simplicity  efficiently  implicitly  specificity  artificially  masculinity  proficiency  sufficiency  facsimile  religiously  assiduously  periodicity  suspiciously  wistfully  calligraphy  deliciously  listlessly  proclivity  resiliency  unofficially  catholicity  flippancy  prolixity  quizzically  explicitly  conductivity  conspiracy  contingency  eccentricity  indifferently  indignantly  malignancy  persistently  radioactivity  superficially  domesticity  insensitivity  magnanimity  predictably  surreptitiously  beneficially  exclusivity  exigency  hospitably  invalidity  invisibly  stringency  contingently  pusillanimity  stringently  consistently  consistency  delinquency  inherently  insufficiency  inefficiency  intermittently  insufficiently  irresistibly  expeditiously  insistently  coherency  inefficiently  minstrelsy  unpredictably  inconsistency  inexplicably  superconductivity  incoherently  inconsistently  immunodeficiency