Overwrite rhymes with:
allright, alright, bright, brite, contrite, ebright, enright, enwright, forthright, fright, mccright, mcright, mcwright, outright, reit, rewrite, right, rite, sprite, streit, strite, trite, upright, wright, write
Overwrite sounds like:
obert, offered, offord, operate, operated, operetta, overate, overdid, overdo, overdue, overeat, overhead, overheard, overheat, overheated, overrate, overrated, override, overrode, overt, overwrote