Severtson rhymes with:
sivertsen, sivertson, syvertsen, albertsen, albertson, culbertson, cuthbertson, ellertson, gilbertson, lambertson, reinertsen, reinertson, robertson, sivertsen, sivertson, syvertsen
Severtson sounds like:
separatism, shepardson, sivertsen, sivertson, sportsman, sportsmen, syvertsen