Hackbarth rhymes with:
breitbarth, breitbarth, hogarth, neuharth, seyfarth, wohlfarth, applegarth, arth, barth, borth, breitbarth, bridgeforth, cutsforth, dansforth, darth, eisenbarth, forth, fourth, garth, goforth, harth, hearth, henceforth, hoffarth, hogarth, howarth, internorth, korth, marth, neuharth, north, orth, porth, scherbarth, seyfarth, suddarth, thenceforth, warth, weyforth, wilmarth, wohlfarth, wolfarth, wuerth, ziebarth
Hackbarth sounds like:
hackbart, hackford, heckbert, high-spirited, hosford, huxford