Groundnut rhymes with:
hudnut, chesnut, chestnut, coconut, donut, doughnut, hazelnut, hudnut, walnut, anthrobot, chesnut, chestnut, clearcut, coconut, donut, doughnut, fingerhut, haircut, hazelnut, hudnut, scuttlebutt, seragut, shortcut, steingut, supercut, taxcut, undercut, wackenhut, walnut