Here's what rhymes with flave.
                        
                        
                    
                                have  halve  Words that almost rhyme with flave
as  laugh  ash  ass  flash  wrath  rash  lash  lass  slash  lath  thrash  has  half  class  gas  glass  mass  pass  path  staff  cash  grass  hath  bath  brass  crash  graph  alas  bass  calf  clash  dash  jazz  math  trash  cache  sash  smash  splash  chaff  harass  hash  mash  bras  brash  crass  gash  bash  gaff  stash  whereas  surpass  amass  giraffe  morass  behalf  impasse  digraph  hourglass  photograph  aftermath  epitaph  autograph  phonograph  epigraph  fiberglass  lithograph  holograph  psychopath  sassafras  paragraph  telegraph  monograph  underclass  polygraph  mimeograph  valve