Banfield rhymes with:
canfield, cranfield, granfield, stanfield, barnfield, battenfield, bergenfield, binfield, bonfield, brownfield, canfield, cornfield, cranfield, edenfield, frankenfield, granfield, greenfield, infield, kenfield, minefield, penfield, plainfield, rosenfield, stanfield, winfield
Banfield sounds like:
benefield, benfield, bennefield, binfield, bonfield, bonifield