Here's what rhymes with thwack.
ak luck stuck duck buck fuck noch suck chuck muck neque tuck hac puck snuck ruck shuck vac schmuck yuk yuck struck truck pluck chaque amok amuck cluck sawbuck unstuck upchuck thunderstruck Words that almost rhyme with thwack
ugh kg dug bug hug jug rug tug mug shrug slug smug snug lug pug thug chug tog drug plug trug debug firebug hearthrug unplug fireplug shutterbug jitterbug ladybug mealybug litterbug doodlebug bulk monk sunk dusk bunk junk shrunk chunk husk musk nunc punk funk hulk skunk slunk tusk hunk sulk dunk flunk skulk spunk gunk stunk busk rusk trunk drunk brusque clunk plunk brusk chipmunk debunk cyberpunk preshrunk countersunk