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