Here's what rhymes with rudimentary.
alimentary sedimentary parliamentary documentary supplementary testamentary complimentary uncomplimentary Words that almost rhyme with rudimentary
century penitentiary plenipotentiary memory sensory directory rectory trajectory westerly celery peremptory plenary reverie beggary feathery leathery lechery peppery treasury accessory treachery jeopardy lethargy tenderly dispensary refectory cleverly intercessory exemplary northwesterly southwesterly extrasensory