What rhymes with backing

attacking, backing, backtracking, bivouacking, blacking, bushwhacking, carjacking, clacking, cracking, faxing, hacking, hijacking, jacking, lacking, magicking, massacring, noncaking, packaging, packing, piggybacking, quacking, racking, repacking, sacking, safecracking, shacking, shellacking, sidetracking, slacking, smacking, snacking, stacking, tacking, taxiing, taxying, thwacking, tracking, trafficking, unpacking, unstacking, untaxing, whacking, wracking, yacking, yakking