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