Liberian rhymes with:
iberian, siberian, berberian, iberian, siberian, algerian, assyrian, berberian, biospherian, criterion, derderian, hanoverian, hyperion, iberian, illyrian, nigerian, presbyterian, quirion, shakespearean, siberian, syrian, thraco-illyrian, valerian, zairian
Liberian sounds like:
lavarnway, laverne, layborne, lebaron, lebarron, lebron, lebrun, leverone, liberman, librarian, lieberman, liebermann, liverman, lovern, lovvorn, lowborn, lubrano