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