Pioneer's rhymes with:
pioneers, pioneers, auctioneers, conventioneers, electioneers, engineers, engineers', pioneers, souvenirs, veneers, wagoneers
Pioneer's sounds like:
pemrich, penrose, penurious, pioneers
pioneers, pioneers, auctioneers, conventioneers, electioneers, engineers, engineers', pioneers, souvenirs, veneers, wagoneers
pemrich, penrose, penurious, pioneers