Here's what rhymes with cachinnates.
                        
                        
                    
                                mates  rates  dates  gates  weights  waits  hates  fates  baits  fetes  states  estates  plates  relates  traits  generates  separates  awaits  straits  terminates  crates  culminates  equates  imitates  narrates  slates  freights  grates  negates  oscillates  skates  abates  acetates  aspirates  fascinates  plaits  situates  indicates  creates  debates  operates  dictates  dominates  designates  isolates  originates  templates  updates  accelerates  carbonates  elevates  enumerates  hesitates  neonates  permeates  allocates  assimilates  commemorates  cultivates  liberates  resonates  simulates  syndicates  actuates  dilates  educates  filtrates  irritates  nominates  obviates  vindicates  delegates  concentrates  stimulates  eliminates  penetrates  postulates  activates  celebrates  complicates  deviates  elaborates  illuminates  integrates  motivates  radiates  accommodates  aggravates  alternates  compensates  conjugates  corroborates  delineates  evaporates  tolerates  alienates  annihilates  antedates  attenuates  cooperates  dedicates  dissipates  exacerbates  implicates  inculcates  meditates  militates  mitigates  predates  recreates  restates  validates  illustrates  magistrates  facilitates  incorporates  anticipates  necessitates  predicates  regulates  translates  vertebrates  calculates  circulates  contemplates  differentiates  evaluates  stipulates  exaggerates  fluctuates  formulates  infiltrates  modulates  negotiates  potentates  replicates  speculates  apostates  coagulates  consolidates  distillates  elucidates  flagellates  invalidates  obliterates  overestimates  ungulates  demonstrates  subordinates  communicates  predominates  appreciates  investigates  deteriorates  discriminates  perpetuates  disintegrates  accumulates  participates  duplicates  appropriates  expatriates  manipulates  repudiates  congratulates  recapitulates  substantiates  Words that almost rhyme with cachinnates
shapes  tapes  maids  capes  rapes  shades  escapes  grapes  raids  fades  babes  invades  drapes  scrapes  evades  grades  trades  blades  cascades  parades  spades  braids  colonnades  glades  decades  brigades  pervades  arcades  grenades  degrades  palisades  videotapes  accolades  masquerades  renegades  stockades  tirades  barricades  crusades  escapades  persuades  upgrades  blockades  brocades  promenades  balustrades  makes  mace  maths  case  face  base  race  takes  pace  chase  lakes  saints  tastes  cakes  lace  paints  snakes  vase  wastes  erase  faiths  shakes  wakes  efface  pastes  rakes  waists  faints  fakes  safes  place  space  grace  trace  breaks  stakes  brace  brakes  flakes  apace  awakes  steaks  deface  interface  embrace  mistakes  overtakes  anyplace  debase  forsakes  interlace  pertinacious  complaints  constraints  replace  commonplace  disgrace  fireplace  restraints  displace  undertakes  aerospace  partakes  retrace  reiterates  database  cyberspace  diastase  rattlesnakes  marketplace