He has knowledge and experience as well.
- Il a la connaissance ainsi que l'expérience.
Little by little our knowledge of English increases.
- Petit à petit, notre connaissance de l'anglais augmente.
He has a lot of acquaintances.
- Il a beaucoup de connaissances.
I want to make her acquaintance.
- Je souhaite faire sa connaissance.
I am acquainted with the custom.
- J'ai connaissance de cette coutume.
He is acquainted with my wife.
- C'est une connaissance de ma femme.