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