Here's what rhymes with morphosedimentary.
sedimentary rudimentary supplementary alimentary testamentary parliamentary documentary complimentary uncomplimentary Words that almost rhyme with morphosedimentary
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 southwesterly extrasensory intercessory exemplary northwesterly