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