Foil rhymes with:
foyle, guilfoil, boil, boyle, britoil, broil, coil, coile, coyle, croyle, doyle, embroil, foyle, gatoil, guilfoil, hoyle, lukoil, moyl, moyle, o'boyle, oboyle, oil, oleoyl, recoil, roil, royle, soil, spoil, statoil, toil, uncoil
Foil sounds like:
faal, fabel, fabela, fable, fahl, faiella, fail, faile, failla, faiola, faley, fall, falla, fallaw, fallow, falwell, faubel, fauble, faul, faull, faupel, favale, favela, fawley, feeble, feebly, feel, feeley, feely, fehl, feil, fel, fela, fell, fella, fellow, feola, fewell, fiala, fibula, fiel, fil, fila, file, filial, fill, filla, filley, filly, filo, filyaw, fiola, fipple, flail, flaw, flay, flea, flee, flew, flo, floe, flow, flowe, floy, flu, flue, fly, flye, flyway, flywheel, foal, foale, fobel, foell, fohl, foible, foley, folha, folley, follow, followell, folly, folwell, fool, foul, fowble, fowl, fowle, foyle, fuel, full, fully