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The synonym window consists of two panels: the upper one (“Current synonyms”) shows the existing value synonyms, and the lower one (“New synonyms”) is for entering new synonyms and for deleting synonyms. In order to add the first synonym, the user just has to enter the value on the list of new synonyms, in the “New synonyms” panel. In order to add another synonym, the user has to click the “Add” button and enter the value in the newly created positionitem. In order to delete a synonym, the user should select the value to be deleted and click the “Delete” button. Synonym changes have to be confirmed by clicking the “Confirm” button or canceled by clicking the “Cancel” button.
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