Sleven rhymes with:
cleven, kleven, leven, beaven, cleven, keven, kievan, kleven, leven, stephen, steven, uneven
Sleven sounds like:
salvina, salvino, schlobohm, sclafani, silvana, slaven, slavin, slavonia, slepian, slevin, slip-on, slovene, slovenia, slovenian, slovonia, sullivan, sylvain, sylvan, sylvana, sylvania