Regaling rhymes with:
ailing, assailing, ayling, bailing, baling, curtailing, derailing, detailing, emailing, entailing, failing, flailing, grayling, hailing, impaling, inhaling, jailing, mailing, nailing, prevailing, railing, sailing, saling, scaling, surveilling, tailing, trailing, unavailing, unfailing, unveiling, veiling, wailing, whaling
Regaling sounds like:
recalling, reclaiming, reclines, reclining, recycling, reichling, reselling, resilience, resiliency, riesling, rosalyn's, roselawn's