Rilling rhymes with:
drilling, grilling, thrilling, trilling, billing, chilling, dilling, distilling, drilling, filling, fulfilling, grilling, hilling, instilling, killing, milling, pilling, quilling, schilling, shilling, skilling, spilling, swilling, thrilling, tilling, trilling, unwilling, willing, zwilling
Rilling sounds like:
railing, railings, rallying, rawling, rawlings, rawlins, reallowance, realms, reeling, rehling, reiling, relaunch, relaying, reliance, reliance's, relinquish, relinquishes, relying, roehling, rohling, roiling, roling, rolling, rollings, rollins, rollins', rollins's, rolnick, roylance, ruling, ruling's, rulings