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