Whacked rhymes with:
abstract, act, attacked, attract, backed, blacked, bracht, counterattacked, cracked, detract, diffract, distract, enact, exact, extract, fact, hacked, impact, inexact, intact, interact, jacked, kracht, lacked, medfact, overreact, packed, pact, pracht, protract, racked, react, redact, reenact, repacked, retract, sacked, schacht, slacked, smacked, snacked, stacked, subtract, tacked, tact, tracht, tracked, tract, transact, unpacked, wracked
Whacked sounds like:
waged, wagged, waist, wajda, wakid, waseda, washed, washout, waste, wasted, waxed, wayside, weakest, weast, wecht, weekday, weicht, weighed, weight, weighted, weighty, weisheit, weist, wesat, wescoat, wescott, west, westwood, whisked, whizzed, wicat, wichita, wicked, wicket, wickett, wiest, wight, wised, wisest, wished, wist, wixted, woeste, wuest, wygod