pillar, mainstay
You're a pillar, aren't you?
— Demon Slayer : Kimetsu no Yaiba - Le film : Le train de l'Infini (2020)
Le tourisme est devenu le pilier de l'économie.
Tourism has become the backbone of the economy.
Pillar of the Rock, quickly.
— Demon Slayer : Kimetsu no Yaiba - Le film : La Forteresse infinie (2025)