Hjelm rhymes with:
bellm, elm, helm, helme, kelm, overwhelm, realm, underwhelm, anselm, barthelme, bellm, colm, denholm, ekholm, elm, engholm, enholm, enholme, film, friedhelm, granholm, helm, helme, holme, hulme, kelm, lindholm, lucasfilm, lundholm, microfilm, nyholm, overwhelm, psalm, realm, schwalm, soderholm, sovexportfilm, stenholm, stockholm, swisshelm, trenholm, ulm, underwhelm, wilhelm, willhelm, wolstenholme
Hjelm sounds like:
hackleman, hagelin, haslam, hasselman, hegelian, heslin, hicklin, hoaglin, hueglin