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