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