More French words and expressions commonly used in English:
Déjà vu already seen
This is a grammatical structure in French, as in Je l’ai déjà vu=> I’ve already seen it.
In English, déjà vu refers to the scientific phenomenon of feeling like you have already seen or done something when you’re sure that you haven’t: a feeling of déjà vu = une impression de déjà vu.
Démodé out of fashion
Same meaning in both languages: outmoded, out of fashion
Du jour of the day
Soup du jour is nothing more than an elegant-sounding version of “soup of the day.”
Eau de toilette toilet water
Eau de toilette is a very weak perfume
En passant in passing
In passing, by the way
En route on route
On the way