Oversized rhymes with:
exercised, undersized, unexercised, anglicized, capsized, circumcised, criticized, downsized, emphasized, excised, exercised, fantasized, full-sized, hypothesized, metastasized, midsized, ostracized, outsized, overemphasized, politicized, publicized, romanticized, synthesized, undersized, unexercised
Oversized sounds like:
o'brecht, oberst, obrecht, oppressed, overact, overacted, overcast, overcoat, overcooked, overexcite, overexcited, overjoyed, overreached, overreact, overreacted, overshadow, overshadowed, overshoot, overshot, oversight, overstate, overstated, overstay, overstayed, overused, overweight, overweighted, overworked, overwrought