Here's what rhymes with complimentest.
                        
                        
                    
                                dentist  apprenticed  Words that almost rhyme with complimentest
tempest  menaced  sentenced  merest  densest  wettest  amendment  merit  tenant  senate  rarest  tenet  terraced  barest  pennant  repentant  rennet  cellist  intensest  librettist  amercement  directest  perfectest  apparent  assessment  parent  breakfast  peasant  segment  attendant  commencement  embarrassed  lieutenant  resentment  helmet  remnant  transcendent  velvet  chestnut  contentment  parrot  pendant  aberrant  ascendant  legate  pellet  penchant  pheasant  premised  presentment  catgut  ferret  haircut  prefaced  propellant  beret  carat  contestant  freshest  senescent  sextant  unrepentant  vestment  zealot  regnant  unembarrassed  ascendent  inerrant  karat  scarcest  helot  propellent  shellacked  present  credit  investment  pleasant  pregnant  impairment  transparent  unpleasant  incessant  inherit  temperate  template  appellant  crescent  enveloped  refreshment  despot  evanescent  reassessment  repellent  iridescent  pubescent  trenchant  barefaced  biochemist  clement  demerit  luminescent  accredit  cruellest  repellant  revetment  decongestant  enmeshment  recommencement  unapparent  developed  dependent  defendant  adolescent  descendant  fluorescent  expectant  undeveloped  convalescent  disinfectant  quiescent  retrenchment  dependant  depressant  entrenchment  inclement  reinvestment  descendent  effervescent  obsolescent  opalescent  discontentment  divestment  intrenchment  coalescent  godparent  putrescent  suppressant  florescent  guillemot  noncredit  nontransparent  independent  superintendent  underdeveloped  discredit  incandescent  omnipresent  resplendent  acquiescent  disinvestment  disinherit  redeveloped  stepparent  efflorescent  interdependent  antidepressant  phosphorescent  semitransparent  codependent  prepubescent  overdependent  overdeveloped