groundnut
3 synonyms for groundnut, grouped by meaning and by how common each one is.
Noun — A climbing vine, Apios americana, of eastern North America, having fragrant brownish flowers and small edible tubers.
Synonyms
Less common
Still standard English, but they carry more weight.
Rare, literary or technical
Precise, but they will stand out — check the sense before using one.
Etymology
Formed from ground and nut. Compare Icelandic jarðhneta and German Erdnuss (both cognate with earthnut), and Hungarian földimogyoró.
Full origin of groundnut →