Granfield rhymes with:
cranfield, banfield, canfield, cranfield, stanfield, banfield, barnfield, battenfield, bergenfield, binfield, bonfield, brownfield, canfield, cornfield, cranfield, edenfield, frankenfield, greenfield, infield, kenfield, minefield, penfield, plainfield, rosenfield, stanfield, winfield
Granfield sounds like:
greenbelt, greenblatt, greenfeld, greenfield, groeneveld, grumbled