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