Here's what rhymes with redefinable.
definable indefinable undefinable Words that almost rhyme with redefinable
desirable viable sizable sizeable decidable liable excitable assignable likable likeable risible liveable deniable reliable advisable undesirable pliable describable survivable undeniable inadvisable realizable indictable ascribable recyclable certifiable notifiable climbable rectifiable unlikeable unliveable justifiable unreliable indescribable verifiable libidinal classifiable cognizable maniacal reconcilable analyzable nonassignable identifiable recognizable irreconcilable unjustifiable ammoniacal demoniacal unverifiable unrecognizable unidentifiable monomaniacal