earthnut

/ˈɜrθˌnʌt/
noun
  1. A plant with an edible underground tuber or root, such as the peanut or certain wild plants.
    • Foragers dug up earthnuts to add to their stew.
    • In some regions, earthnut is another name for the peanut.
    • The earthnut has a nutty flavor when roasted.
Synonyms
What does "earthnut" mean? | whatsthatwordmean | whatsthatwordmean