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