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