themselves / each other
Elles se prennent trop au sérieux.
They take themselves too seriously.
They found each other.
Elles se croyaient invincibles.
They thought they were invincible.
Elles se mirent d'accord pour commencer tôt.
They agreed to start early.
Lorsqu'elles meurent, elles se refroidissent, et s'effondrent en fait.
When they die, they cool down and actually collapse.
— Oppenheimer (2023)
Elles se comprennent entre elles.
They understand each other.