How to configure search synonyms in Amasty Elastic Search?
Besides other features like Search Relevance Rules, Stop Words, etc., the Amasty Elastic Search extension supports Search Synonyms.
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Default Magento synonyms aren't used in Amasty Elastic Search, the module manages synonyms separately.
Step 1. To configure the Elastic Search synonyms, proceed to System → Amasty Elastic Search → Manage Synonyms → Add New Synonym. Here you can list the synonyms separated by a comma in the Synonym Enumeration field. Then pick the necessary store view, and save the configuration:
Step 2. After the configuration is saved, it is required to run a full reindex and flush cache for the changes to be displayed on the frontend.
When all the configurations are set, customers will see the same search results for a synonym as for the original word: