s'y oppose

is against it

→ se
phrase Rare #42,393
is against it The pronoun “y” refers to the thing being opposed; the phrase can also mean “opposes it.”
FR: La Cour suprême s'y oppose.
EN: The Supreme Court is against it.

Et si votre père s'y oppose ?

What if your father objects?

— Les Larmes du tigre noir (2000)

Qui s'y oppose est notre ennemi à tous !

Anyone who opposes it is an enemy of us all!

— Vivre ! (1994)

La Cour suprême s'y oppose.

The Supreme Court opposes it.

— Titanic (1997)

Si le règlement ne s'y oppose pas.

If the regulations don’t prohibit it.

— Good Luck, Have Fun, Don't Die (2026)