Cotton rhymes with:
cotten, guncotton, scotten, scotton, botten, cotten, forgotten, gotten, groton, guncotton, misbegotten, otten, rotten, scotten, scotton, totten, totton, trotten, wotton
Cotton sounds like:
cadam, cadden, cadena, cadman, cadmium, caetano, castano, castanon, casteen, casten, castine, caston, catain, catania, catano, catena, catino, caton, catone, cattaneo, cattani, catton, catwoman, causation, cauthen, cauthon, caution, cawthon, caxton, cayton, cedeno, cessation, chadian, chastain, chasteen, chasten, chatham, chatman, chatmon, chattin, chatwin, chaudoin, cheatham, cheatum, cheetan, cheetham, chestman, cheston, chetwin, chittum, chutney, citation, cittadino, coatney, cogitation, cookston, costain, costano, costen, costin, coston, costume, cotham, cotman, cotney, cottam, cotten, cottman, cottom, cottone, cowden, cudney, custodian, custom, cuttino, cydonia, cyhexatin