Here's what rhymes with decibal.
feeble enfeeble Words that almost rhyme with decibal
fetal people needle beetle steeple beadle varietal wheedle inositol laypeople requital centripetal fecal siecle phenyl thiol venal phial seagull legal renal lethal penal sequel diesel regal feveral weasel weevil beagle wheal decal heedful riyal teasel resole teazel illegal peaceful genial needful upheaval authorial deceitful pineal gleeful respell medieval cathedral unequal adrenal duodenal primeval labial coequal inveigle paralegal retrieval estradiol lacrimal octahedral tetrahedral notarial polyhedral bilabial canticle gonorrheal nonlegal nonlethal congenial extralegal uncongenial