Razorback's rhymes with:
razorbacks, razorbacks, razorbacks, leatherbacks, paperbacks, quarterbacks, razorbacks, buybacks, comebacks, cutbacks, drawbacks, flashbacks, fullbacks, givebacks, greenback's, greenbacks, halfbacks, kickbacks, leasebacks, leatherbacks, paperbacks, paybacks, pricklebacks, pullbacks, quarterbacks, razorbacks, rollbacks, setbacks
Razorback's sounds like:
razorback, razorbacks, reserve's, reserveese, reserves, resurface