# English (US) Dictionary Extended

> English (US) spell check dictionary with a more extensive word list than the default en-US dictionary. Contains over ~200k commonly used words. Reduces false-positive spelling errors compared to the default dictionary.

Canonical page: [https://chrome-stats.com/d/en-us-dictionary-extended](https://chrome-stats.com/d/en-us-dictionary-extended)

## Overview

- **ID:** `en-us-dictionary-extended`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** bugmanavery
- **Category:** general
- **Daily users:** 6,868
- **Weekly downloads:** 422
- **Rating:** 4.50 / 5 (4 ratings)
- **Version:** 1
- **Last updated:** 2025-08-26
- **First published:** 2025-08-23
- **Size:** 638 KB
- **Data as of:** 2026-09-11
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/en-us-dictionary-extended/)
- **Website:** [https://github.com/averydelmiller/dictionary-en-us-extended/](https://github.com/averydelmiller/dictionary-en-us-extended/)

## Description

English (US) Dictionary Extended is a Chrome spell-check dictionary that expands the default en-US word list to over ~200,000 commonly used words. By including a broader vocabulary, it reduces false-positive spelling errors and makes on‑the‑fly proofreading more accurate for writers, editors, students, and professionals who work in American English.

Easy to install and compatible with Chrome's native spell-check, this extension improves typing confidence across web apps, email, documents, and forums. Ideal for anyone who needs more comprehensive coverage than the default dictionary, it minimizes interruptions from incorrect flags while preserving standard en‑US spelling conventions.

## Rankings

- #973 — Overall
- #7 — extention
- #22 — usb
- #23 — dictionary
- #63 — section
- #95 — reduce

## Safety

- **Risk impact:** Very low risk impact
- **Risk likelihood:** Moderate risk likelihood

### Analysis details

- This permission has no access or impact on the user's system or data, thus carrying no risk.
- This extension has low user count. Unpopular extensions may not be stable or safe.

> Some risk analysis details are omitted from this free response. [Upgrade to view the full analysis](https://chrome-stats.com/pricing).

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Source: [Chrome-Stats](https://chrome-stats.com/d/en-us-dictionary-extended)