You can say "My favorite subject is..."
Harlem
Favourite (English) -> Favorites / Préféré (French)
Spaghetti
you say my favourite subject is... eg: English mi piace englese
livre favori or livre préféré
Translation: Ton objet favorit
I love jai brooks
Français
I would avoid statements like that in a foreign language. You may become a subject of ridicule.
To say "What is your least favourite subject?" in Welsh, you would say "Beth yw dy hoff bwnc lleiaf?"
Comment dit-on ...?