earthnut

/ˈɜːθ.nʌt/

Etymology

Inherited from Middle English erthenote, from Old English eorþhnutu, from Proto-Germanic *erþōhnuts; equivalent to earth + nut.

earthnut means any of various roots, tubers, or pods that grow underground:; A tuber belonging to the species Conopodium majus (syns. Bunium flexuosum, Conopodium denudatum), Bunium bulbocastanum (syn. Carum bulbocastanum), or Apios americana (syn. Apios tuberosa). Lexicurio rates it Rare gem — a strength score of 77 out of 100.

earthnut is pronounced /ˈɜːθ.nʌt/.

noun

Any of various roots, tubers, or pods that grow underground:; A tuber belonging to the species Conopodium majus (syns. Bunium flexuosum, Conopodium denudatum), Bunium bulbocastanum (syn. Carum bulbocastanum), or Apios americana (syn. Apios tuberosa).
Any of various roots, tubers, or pods that grow underground:; A dwarf ginseng: Panax trifolius.
Any of various roots, tubers, or pods that grow underground:; Synonym of peanut (Arachis hypogaea).
Any of various roots, tubers, or pods that grow underground:; An underground tuber of a plant of the genus Tuber.