(une) langue secrète
yes, "en quelle langue" is the French translation of "in what language"
In French, "with" is typically translated as "avec."
In French, "morning" is said as "matin".
The word for "magical" in French is "magique."
"King" in French is "roi."
Secret
un secret
ton/votre petit secret
Son âge est secret.
Français
Comment dit-on ...?
c'est
Secret love could be translated as "amour caché" or "amour secret".
To say the word beard in the French language you say barbe. This word is said as barba in the Italian language and in Latin it is mentum.
yes, "en quelle langue" is the French translation of "in what language"
secret, secrète
comment dire language