Leischner rhymes with:
dashner, deschner, dishner, forschner, hershner, karshner, kashner, kerschner, kershner, kirschner, kirshner, kushner, kushnir, leuschner, marschner, taschner, teschner, wishner
Leischner sounds like:
lachmar, lackner, lassner, laughner, lechmere, lechner, legionnaire, legner, leichner, leisner, lesner, lessner, leuschner, lissner, lochner, lockner, loughner