What are the most common French words? Here are numbers 11 to 20.

11) et and
conjunction

12) on one, you, we
indefinite subject pronoun

13) vous you
personal pronoun

14) ça this, that
indefinite demonstrative pronoun

15) que that
conjunction

16) ne not
negative adverb

17) faire to do, make
all about faire

18) qui who/what
interrogative pronoun, relative pronoun

19) oui yes
synonyms for oui

20) alors then, so
adverb