code: package zemberek.examples.morphology;
  
  import java.io.IOException;
  import zemberek.core.logging.Log;
  import zemberek.core.turkish.PrimaryPos;
  import zemberek.core.turkish.RootAttribute;
  import zemberek.core.turkish.SecondaryPos;
  import zemberek.morphology.analysis.SingleAnalysis;
  import zemberek.morphology.TurkishMorphology;
  import zemberek.morphology.analysis.WordAnalysis;
  import zemberek.morphology.lexicon.DictionaryItem;
  
  
  public class AddNewDictionaryItem {
  
    TurkishMorphology morphology;
  
    AddNewDictionaryItem(TurkishMorphology morphology) {
      this.morphology = morphology;
    }
  
    public static void main(String[] args) throws IOException {
  
      TurkishMorphology morphology = TurkishMorphology.createWithDefaults();
      AddNewDictionaryItem app = new AddNewDictionaryItem(morphology);
  
      Log.info("Proper Noun Test - 1 :");
      app.test("Meydan'a",
          new DictionaryItem("Meydan", "meydan", "meydan",
              PrimaryPos.Noun, SecondaryPos.ProperNoun));
      Log.info("----");
  
      Log.info("Proper Noun Test - 2 :");
      app.test("Meeeydan'a",
          new DictionaryItem("Meeeydan", "meeeydan", "meeeydan",
              PrimaryPos.Noun, SecondaryPos.ProperNoun));
      Log.info("----");
  
      Log.info("Verb Test : ");
      app.test("tweetleyeyazdım",
          new DictionaryItem("tweetlemek", "tweetle", "tivitle",
              PrimaryPos.Verb, SecondaryPos.None));
  
    }
  
    private void test(String input, DictionaryItem newItem) throws IOException {
  
      WordAnalysis before = morphology.analyze(input);
      Log.info("Parses for " + input + " before adding " + newItem);
      printResults(before);
  
      morphology.invalidateCache();
  
      morphology.getMorphotactics().getStemTransitions().addDictionaryItem(newItem);
  
      WordAnalysis after = morphology.analyze(input);
      Log.info("Parses for " + input + " after adding " + newItem);
      printResults(after);
    }
  
    private void printResults(WordAnalysis results) {
      int i = 1;
      if (results.analysisCount() == 0) {
        Log.info("No Analysis.");
      }
      for (SingleAnalysis result : results) {
        String str = result.formatLong();
        if (result.getDictionaryItem().attributes.contains(RootAttribute.Runtime)) {
          str = str + " (Generated by UnidentifiedTokenParser)";
        }
        Log.info(i + " - " + str);
        i++;
      }
    }
  }
  