Here's what rhymes with durational.
relational rotational locational educational operational vocational vibrational generational gestational correlational ideational variational mutational aberrational probational occupational recreational motivational observational sensational situational foundational translational associational subnational avocational organizational gravitational denominational informational organisational inspirational navigational coeducational invitational noneducational nonoperational computational conversational conformational congregational nonoccupational nonvocational intergenerational transformational confrontational improvisational representational nondenominational interdenominational nonrepresentational Words that almost rhyme with durational
occasional capable payable saleable salable breakable trainable bailable claimable gradable available attainable insatiable traceable changeable debatable repayable degradable assailable erasable resalable incapable obtainable unshakable inflatable unbreakable unshakeable unsaleable irreclaimable unsalable reclaimable persuadable sustainable unavailable unattainable unchangeable ascertainable explainable unassailable maintainable replaceable untraceable mistakable conveyable embraceable nonbreakable inescapable interchangeable biodegradable exchangeable irreplaceable unobtainable unmistakable unsustainable microwavable nonexchangeable noninterchangeable