# Synonym index components

| [tSynonymOutput](https://help.qlik.com/talend/en-US/components/8.0/synonym-index/tsynonymoutput) | Creates a Lucene index and feeds it with entries and the related synonyms it<br>receives. |
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| [tSynonymSearch](https://help.qlik.com/talend/en-US/components/8.0/synonym-index/tsynonymsearch) | Searches a given index for the reference entries matching the data you input. |