title: Get a full list of all hyponyms
body: <p>Is there any way I can get a full list of hyponyms related to a single word? </p>
  
  <pre><code>relative = wordnet.synsets("relative", pos='n')[0]    
  hyponyms = ([lemma.name() for synset in relative.hyponyms() for lemma in synset.lemmas()])
  </code></pre>
  
  <p>This gives me quite a lot of hyponyms, but many that are in the full hyponyms list on Wordnet's online search are not in my list.</p>