Here's what rhymes with surefire.
                        
                        
                    
                                fire  higher  hire  sire  hier  shyer  shier  wire  buyer  tire  friar  liar  pyre  flyer  dyer  flier  fryer  frier  wrier  wryer  desire  prior  choir  attire  drier  dryer  ceasefire  defire  briar  crier  brier  trier  prier  spryer  pryer  soupier  sprier  entire  acquire  supplier  pacifier  versifier  misfire  falsifier  fortifier  rewire  spitfire  applier  notifier  sicklier  slimier  limier  raspier  wispier  kitschier  require  enquire  classifier  conspire  signifier  purifier  croupier  testifier  grimier  ratifier  crispier  amplifier  occupier  rectifier  emulsifier  qualifier  transpire  magnifier  barbwire  beautifier  sweetbriar  sweetbrier  pricklier  wrinklier  identifier  quantifier  intensifier  humidifier  crinklier  multiplier  electrifier  Words that almost rhyme with surefire
fiber  fibre  finer  fighter  cider  cipher  hyper  heifer  signer  viper  visor  cypher  fiver  hiker  filer  shiner  viler  fifer  firer  hider  fibber  writer  minor  wider  lighter  rider  tiger  wiser  iiber  liner  miner  spider  survivor  tighter  timer  dimer  diver  finder  miser  nicer  slider  titer  diaper  diner  niger  piper  riser  slighter  sniper  whiter  geyser  miter  riper  wiper  biker  kaiser  niter  biter  lifer  liker  nigher  shyster  slicer  tiler  assigner  guider  miler  rhymer  righter  whiner  cosigner  direr  piker  ricer  rimer  tither  deicer  skiver  rifer  snider  vivider  eviler  chicer  driver  designer  adviser  brighter  outsider  advisor  binder  milder  primer  decipher  incisor  insider  kinder  wilder  climber  divider  diviner  divisor  glider  exciter  refiner  striker  minder  reciter  reviser  blighter  decider  definer  briber  inciter  reviler  aligner  blither  defiler  encipher  splicer  whitener  twiner  griper  triter  aliner  supervisor  provider  admirer  grinder  sublimer  vaporizer  blinder  exerciser  ionizer  moonshiner  preciser  rhymester  chastiser  faultfinder  imbiber  unwiser  conciser  rapider  unriper  lucider  humider  compiler  fertilizer  reminder  organizer  subscriber  advertiser  analyzer  inquirer  appetizer  atomizer  enquirer  sympathizer  synthesizer  oxidizer  recliner  sandpiper  backslider  combiner  describer  moisturizer  womanizer  baptizer  energizer  pasteurizer  visualizer  appetiser  atomiser  mesmerizer  mobilizer  pressurizer  baptiser  inscriber  moisturiser  decliner  pasteuriser  subsidizer  unkinder  vulgarizer  firelighter  advertizer  stabilizer  underwriter  colonizer  equalizer  sterilizer  contriver  copywriter  improviser  rangefinder  deodorizer  immobilizer  modernizer  breathalyzer  harmonizer  microfiber  tenderizer  breathalyser  improvisor  temporizer  criticizer  eulogizer  humanizer  philosophizer  plagiarizer  criticiser  pressuriser  splendider  fraternizer  transcriber  economiser  merchandiser  childminder  liquidizer  patronizer  gormandiser  alphabetizer  proselytizer  monopolizer  proselytiser  tranquilizer  tranquillizer