runnel

Từ điển WordNet v3.1 - WordNet Dictionary

noun

a small stream
• Syn:
rivulet, rill, run, streamlet
• Derivationally related forms:
stream (for: streamlet), run (for: run)
• Hypernyms:
stream, watercourse

• Từ đồng nghĩa / Synonyms:
  rivulet, rill, run, streamlet