
right|thumb|200px|The Nišava before Kalotina in [[Bulgaria]]
via Wikipedia infobox
right|thumb|200px|The Nišava before Kalotina in [[Bulgaria]]
The Nišava or Nishava (Bulgarian and , ) is a river in Bulgaria and Serbia, a right tributary, and with a length of also the longest one, of the South Morava.
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).