# Word Highlighter

> Create a list of words and phrases you are interested in. See them highlighted on every page you visit.

Canonical page: [https://chrome-stats.com/d/wordhighlighter](https://chrome-stats.com/d/wordhighlighter)

## Overview

- **ID:** `wordhighlighter`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** ainzzorl
- **Category:** search-tools,appearance
- **Daily users:** 174
- **Weekly downloads:** 5
- **Rating:** 4.04 / 5 (28 ratings)
- **Version:** 1.7.3
- **Last updated:** 2021-10-24
- **First published:** 2017-01-22
- **Size:** 1.02 MB
- **Data as of:** 2026-09-08
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/wordhighlighter/)
- **Website:** [https://github.com/ainzzorl/wordhighlighter](https://github.com/ainzzorl/wordhighlighter)

## Description

## Word Highlighter Chrome Extension

Word Highlighter helps you expand and retain your vocabulary by allowing you to create personalized lists of words and phrases. These are then automatically highlighted on every webpage you visit, making it easier to spot and remember new words.

This extension features smart matching for multiple languages including English, Spanish, French, Italian, Dutch, and more, recognizing word forms and variations. Easily add words via popup or context menu, view definitions on hover, track word occurrences, and manage multiple customizable groups. It supports importing/exporting word lists, customizing highlight colors, and disabling highlights on selected pages.

Privacy is prioritized, with no data sent externally. Word Highlighter is free, open-source, and an ideal tool for language learners seeking an interactive reading experience directly in their browser.

## Rankings

- #8,788 — Overall
- #14 — highlighter
- #69 — delight
- #74 — phrase
- #90 — flight
- #111 — wordpress

## Permissions and access

### Permissions

- `storage`
- `contextMenus`

### Content script matches

- `<all_urls>`

## Safety

- **Risk impact:** Moderate risk impact
- **Risk likelihood:** Low risk likelihood

### Analysis details

- Allows access to all websites, posing a significant security risk as it can monitor and modify data from any visited site.
- 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/wordhighlighter)