Oberst rhymes with:
amerifirst, amherst, ashurst, ayerst, barkhurst, bathurst, bensonhurst, blackhurst, bratwurst, bringhurst, broadhurst, brocklehurst, dewhirst, dewhurst, elmhurst, fairhurst, hayhurst, jokerst, longhurst, lyndhurst, parkhurst, potthurst, smethurst, swindlehurst, tolhurst, traversed, warhurst
Oberst sounds like:
o'brecht, obrecht, oppressed, overact, overacted, overcast, overcoat, overcooked, overexcite, overexcited, overjoyed, overreached, overreact, overreacted, overshadow, overshadowed, overshoot, overshot, oversight, oversized, overstate, overstated, overstay, overstayed, overused, overweight, overweighted, overworked, overwrought