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