---
title: "Delete synonym groups"
method: DELETE
path: "/v1/synonym_groups"
tags: ["Synonym groups"]
---

# Delete synonym groups

`DELETE /v1/synonym_groups`

## Request

- Base URL: `https://ac.cnstrc.com`
- URL: `https://ac.cnstrc.com/v1/synonym_groups`
- Auth: one of:
  - HTTP basic
  - HTTP bearer

**🔐 This endpoint requires [HTTP authentication](https://docs.constructor.com/reference/main-authentication) (either [Basic](https://docs.constructor.com/reference/main-authentication#basic-authentication) or [Bearer](https://docs.constructor.com/reference/main-authentication#bearer-authentication)).**
For authenticating with Bearer token, required scopes are: `synonyms(w)`.

Delete all synonyms groups for the provided `key`. Starts a background [task](/reference/v1-tasks-retrieve-task). Returns message.

## Query parameters

- `key` string, required: The key of the index to use.
- `section` string: The section of the index to use. Defaults to `Products`.
- `c` string: The ID of the client and version that the request is coming from, such as `cio-js-2.90`.

## Response `200`

OK

- SynonymListDeleteResponse
  - `message` string, required

## Other responses

- `400`: Validation Error
- `401`: Credentials are not passed or action is forbidden.
- `403`: The supplied token does not have the required permissions.
- `429`: Rate limit breached

---

[API](https://skmtc.dev/constructor/apis/configuration.md) - [All operations](https://skmtc.dev/constructor/apis/configuration/llms.txt) - [OpenAPI document](https://skmtc.dev/constructor/apis/configuration/revisions/205ffdb5f494?raw)