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