Southward rhymes with:
northward, afterward, awkward, aylward, backward, buzzword, carryforward, cloward, derward, dorward, downward, durward, eastward, eduard, edward, forward, gatward, goward, hallward, harward, hayward, heyward, homeward, inward, kenward, landward, leeward, leftward, millward, milward, northeastward, northward, norward, onward, outward, poleward, rickward, rightward, seaward, shoreward, skyward, straightforward, sunward, upward, wayward, westward, windward, winward, winword
Southward sounds like:
satterwhite, saturate, saturated, saturday, scattered, sequestered, shattered, shuddered, shuttered, siddhartha, sisterhood, southard, southworth, stared, starred, starrett, start, started, steered, sterett, steroid, sterrett, steuart, steward, stewart, stirred, stoddard, stored, storied, storti, strada, strait, strata, strate, strayed, streed, street, streett, streety, streit, stretto, stride, strite, strode, stroot, stroud, strout, strouth, strut, stuard, stuart, studdard, sturdy, suddarth, sudderth, suddreth, suthard, sutured, sweetheart