How many words

This game tries to estimate the number of lemmas (basic word forms) you know in a given language. You will be asked 25 words.
Click yes (or press "y") only for those words where you are sure about its definition.
Click no (or press "n") if you don't know the word or are not exactly sure about the definition.

Select language:


Methodology (Technical details):

- Get lemma frequency list from Aranea corpuses through korpus.cz
- Remove all lemmas with uppercase characters (filter proper names)
- Try to estimate the threshold where the user still knows words in the frequency list