stable
US /ˈsteɪ.bəl/
UK /ˈsteɪ.bəl/

1.
2.
stable, solide
(of an object or structure) not easily upset or overthrown
:
•
Make sure the ladder is stable before you climb it.
Assurez-vous que l'échelle est stable avant de la monter.
•
The table felt very stable on the flat floor.
La table semblait très stable sur le sol plat.