* Dictionaries vary: Different dictionaries will have different word counts, depending on their criteria for inclusion (e.g., technical terms, slang, archaic words).
* Constant evolution: Languages are constantly evolving. New words are created, old words fall out of use, and meanings change.
* Regional variations: French has regional dialects and variations, each with their own unique vocabulary.
However, estimates range from around 100,000 to over 500,000 depending on the criteria used.