2,    adults,    animals,    bred,    breed,    Canidae,    canis,    carnivores,    Collies,    dogs,    familiaris,    fetched,    fetches,    fetching,    format,    galloping,    gallops,    Game,    grassland,    greenfield,    hair,    laterally,    long,    longhair,    lupus,    mammals,    meadows,    medium,    medium-sized,    middle,    move,    movement,    muzzle,    outdoors,    outside,    pasture,    pedigree,    pedigreed,    pets,    playing,    plays,    plushies,    pur,    retrieves,    Rough,    running,    toys,