English Vocabulary Size Test
How many English words do you know? Tick the words you know and get your vocabulary size in about 3 minutes. Free, no account needed.
- 70 words · about 3 minutes
- Free, anonymous
- Measures 1,000 to 40,000 words
How it works
- You see one word at a time. Answer “I know it” only if you know what it means.
- Some items are made-up words that look English. Saying yes to them lowers your score, so do not guess.
- The test adapts to you: after the first words, it asks more words around your level.
How the test works and the data it uses · Vocabulary size estimates are statistical estimates, not a certified score.