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