Overrated rhymes with:
underrated, berated, desecrated, grated, underrated, unrated, abated, annotated, baited, bated, belated, berated, conjugated, dated, debated, deflated, desecrated, equated, fated, feted, gated, grated, interrelated, mated, misstated, overweighted, predated, reinstated, related, restated, sated, sedated, skated, slated, unabated, undated, underrated, underweighted, unrated, unrelated, unstated, weighted
Overrated sounds like:
obert, offered, offord, operate, operated, operetta, overate, overdid, overdo, overdue, overeat, overhead, overheard, overheat, overheated, overrate, override, overrode, overt, overwrite, overwrote