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