Here's what rhymes with oioneer.
near mere mir amir year appear dear fear beer rear deer gear peer shear sheer cheer pier smear sneer veneer feare leer veer vere vir yeare emir jeer sear sere clear severe career sphere pioneer adhere queer spear steer unclear reappear cashier auctioneer inhere domineer blear compeer besmear rainier downier runtier engineer frontier sincere volunteer premier austere premiere cavalier revere souvenir cohere servir tapir commandeer vizir thornier brainier grainier hornier leafier bawdier cornier cushier atmosphere disappear interfere financier persevere chandelier charioteer chevalier bombardier gazetteer gondolier profiteer bandolier mutineer racketeer triumvir balladeer killdeer marketeer bathysphere lavalier cafetiere junketeer hemisphere brigadier insincere biosphere mountaineer privateer pamphleteer yesteryear muleteer mesosphere chanticleer bandoleer electioneer scrutineer fusileer lithosphere stratosphere troposphere acyclovir exosphere hydrosphere conventioneer Words that almost rhyme with oioneer
mill mil nil mille will until till bill fill hill kill chill pill sill til anil gill nihil ville chil fil fille rill untill vill wil wilh dill shill still skill drill thrill shrill spill ftill grill quill uphill grille quelle trill twill frill gerbil krill swill brill watermill downhill instill benzyl instil dunghill overkill daffodil overfill fulfill goodwill distil distill freewill overspill roadkill fiberfill neutrophil eosinophil quadrille deshabille dishabille pigswill carboxyl espadrille hydroxyl nitre litre