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