Here's what rhymes with predepositional.
positional depositional additional oppositional dispositional traditional transitional prepositional propositional volitional definitional conditional compositional cognitional inquisitional nutritional unconditional nontraditional Words that almost rhyme with predepositional
provisional divisional medicinal fictional original syllable frictional polygonal finagle individual political criminal typical visible visual digital miracle aboriginal occipital pitiful pinnacle thinkable binnacle spiracle tillable billable nonfictional steerable biddable fixable winnable sinkable clinical biblical mythical permissible juridical pivotal satirical unthinkable despicable divisible jurisdictional derivable miscible livable antipodal unoriginal pinochle thimbleful unsinkable kissable refillable shrinkable bridgeable mixable principle principal invisible reciprocal irresistible admissible episcopal hospitable invincible transcriptional biophysical geophysical pontifical quizzical diacritical drinkable printable resistible transmittable unlivable ignitible predictable equivocal explicable subclinical transmissible forgivable undrinkable unprintable utilisable extricable nonrefillable relivable municipal inexplicable unequivocal inadmissible psychophysical archiepiscopal unforgivable astrophysical nonclinical nonreciprocal unpredictable