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