Here's what rhymes with aggregational.
locational educational occupational vocational relational rotational congregational correlational avocational operational recreational observational navigational ideational subnational coeducational mutational aberrational probational gravitational conversational informational motivational sensational situational vibrational conformational foundational generational gestational translational associational variational invitational nonoccupational nonvocational organizational computational organisational inspirational confrontational noneducational nonoperational denominational transformational improvisational representational intergenerational nondenominational interdenominational nonrepresentational Words that almost rhyme with aggregational
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 traceable unavailable unattainable unchangeable ascertainable unassailable unbreakable degradable erasable irreclaimable persuadable conveyable inescapable exchangeable explainable irreplaceable unobtainable unsustainable inflatable maintainable replaceable untraceable mistakable unmistakable interchangeable biodegradable microwavable embraceable nonbreakable nonexchangeable noninterchangeable