Tetreault rhymes with:
cointreau, gautreau, gautreaux, stroh, strow, trow, beaudreau, boudreau, boudreaux, breau, breault, breaux, bro, broe, browe, budreau, cointreau, cro, crow, crowe, escrow, faurot, favreau, fro, froh, gaudreau, gauthreaux, gautreau, gautreaux, gauvreau, gendreau, giraud, goudreau, gro, groh, grow, growe, jandreau, krogh, kroh, krowe, lambreau, monroe, munro, outgrow, perreault, pro, reaux, rheault, rho, ro, roe, roh, rohe, row, rowe, sgro, stroh, strow, tarot, throw, tondreau, trow, wroe
Tetreault sounds like:
tetrault, theriault, therriault, thorald, thrilled, torald, trailed, trailhead, twirled