# Package org.apache.lucene.analysis.synonym

Analysis components for Synonyms.

- Class Summary
  Class | Description
  --- | ---
  SolrSynonymParser | Parser for the Solr synonyms format.
  SynonymFilter | Deprecated. Use `SynonymGraphFilter` instead, but be sure to also use `FlattenGraphFilter` at index time (not at search time) as well.
  SynonymFilterFactory | Deprecated. Use `SynonymGraphFilterFactory` instead, but be sure to also use `FlattenGraphFilterFactory` at index time (not at search time) as well.
  SynonymGraphFilter | Applies single- or multi-token synonyms from a `SynonymMap` to an incoming `TokenStream`, producing a fully correct graph output.
  SynonymGraphFilterFactory | Factory for `SynonymGraphFilter`.
  SynonymMap | A map of synonyms, keys and values are phrases.
  SynonymMap.Builder | Builds an FSTSynonymMap.
  SynonymMap.Parser | Abstraction for parsing synonym files.
  WordnetSynonymParser | Parser for wordnet prolog format