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