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