Doughboy rhymes with:
attaboy, brayboy, busboy, carboy, cowboy, farmboy, highboy, lamboy, littleboy, playboy, schoolboy, tomboy
Doughboy sounds like:
datacopy, decaf, decapua, deceive, decisive, dejoseph, detoxify, digby, digiuseppe, disavow, disobey, dsv, dziuba