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