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