hummock

Từ điển WordNet v3.1 - WordNet Dictionary

noun

a small natural hill
• Syn:
knoll, mound, hillock, hammock
• Derivationally related forms:
mound (for: mound)
• Hypernyms:
hill
• Hyponyms:
anthill, formicary, kopje, koppie, molehill

• Từ đồng nghĩa / Synonyms:
  knoll, mound, hillock, hammock