Revelatory rhymes with:
ambulatory, articulatory, circulatory, congratulatory, depilatory, deregulatory, dilatory, oscillatory, regulatory, accusatory, aleatory, ambulatory, anticipatory, articulatory, celebratory, circulatory, compensatory, conciliatory, confirmatory, confiscatory, congratulatory, contributory, declaratory, defamatory, depilatory, depository, deregulatory, derogatory, dilatory, discriminatory, dormitory, excretory, exculpatory, expiratory, explanatory, exploratory, hallucinatory, incantatory, inflammatory, inhibitory, interrogatory, investigatory, laboratory, laudatory, lavatory, mandatory, migratory, nondiscriminatory, obligatory, observatory, oratory, oscillatory, participatory, predatory, preparatory, prohibitory, purgatory, reformatory, regulatory, repository, respiratory, retaliatory, signatory, statutory, transitory
Revelatory sounds like:
rebuilder, rehabilitator, ribaldry