Yours rhymes with:
cures, endures, obscures, secures, amanpour's, assures, beladur's, boors, brochures, cures, detours, endures, ensures, insures, koors, luehrs, luhrs, lures, matures, moore's, moores, moors, obscures, poor's, poors, reassures, secures, spoor's, sures, tour's, tours
Yours sounds like:
yaros, yarosh, yaworski, year's, yearago, yearick, years, years', yerke, yerkes, yerkey, yerxa, yoor's, yorich, york, york's, yorke, yorks, yorrick, yurachek, yurchak, yurek, yurick, yurko