Forschner rhymes with:
karshner, marschner, dashner, deschner, dishner, hershner, karshner, kashner, kerschner, kershner, kirschner, kirshner, kushner, kushnir, leischner, leuschner, marschner, taschner, teschner, wishner
Forschner sounds like:
foreigner, forkner, freshener, friesner