Here's what rhymes with dumfounding.
founding sounding hounding surrounding bounding pounding rounding confounding mounding astounding grounding abounding compounding resounding impounding inbounding expounding propounding rebounding redounding Words that almost rhyme with dumfounding
counting mounting lounging accounting amounting surmounting scrounging recounting dismounting remounting foundling housing shouting announcing frowning howling bouncing fouling vowing fowling downing pouncing shrouding vouching flouncing jouncing gowning routing arousing crowding crowning denouncing doubting drowning pronouncing rousing scouting clouding mowing scowling spouting avowing browning clowning flouting gouging mouthing pouting slouching couching daubing downswing dowsing touting cowling dousing yowling cowing enshrouding pouching trouncing lousing wowing avouching allowing browsing crouching ploughing plowing renouncing sprouting endowing espousing prowling carousing grouting drowsing jousting debauching grousing beclouding befouling clouting grouching blousing outshouting overpowering overcrowding disavowing debouching powwowing keelhauling overclouding disallowing mispronouncing snowplowing snowploughing