Wordstick

WordStick is the lightest vocabulary tool for English readers.
Select any word on any webpage — a sticky-note card instantly appears with:

Chinese translation
Phonetic pronunciation (US & UK)
Contextual image
One-click save to your vocabulary library

Smart Vocabulary Library
Every saved word is automatically categorized into 10 topics:
Academic · Technology · Workplace · STEM · Geography · Politics · Economics · Arts · Life · General
Words are highlighted on every page you visit — each category has its own color, so you instantly know what type of word it is.
Designed to be lightweight
No account required. No setup. No migration.
Install → select a word → done.
Your vocabulary lives locally in your browser — private and always available.
Track what you learn

View count per word — see which words you keep looking up
Sort by frequency or recency
Daily new words counter
Learning streak tracker

WordStick is free. Just start reading.

中文版：
WordStick 是最轻量的英文阅读词汇工具。
在任意网页划选单词，立刻弹出便利贴卡片，显示：

中文释义
音标（美式/英式）
配图
一键保存到词库

智能词库分类
保存的单词自动归入 10 个类别：
🎓 校园学术 · 💻 科技 · 💼 职场 · 🔢 数理化 · 🌍 地理
🏛️ 政治 · 📈 经济金融 · 🎨 艺术文化 · 🏠 社会生活 · 📖 通用
每个类别有专属颜色，网页上的高亮词颜色对应分类，一眼就能分辨。
真正的轻量
无需注册 · 无需设置 · 无需迁移现有笔记
安装即用，数据存储在本地，完全隐私。
学习追踪

每个单词的查询次数，看哪些词还没记住
按频率或时间排序
今日新增词数
连续学习天数

WordStick 完全免费，装上就能用。