stable

compos mentis conservative constant continuous dependable durable earnest equable equitable established even even even-tempered fast faster fastest firm fixed good immobile immovable immutable inactive inelastic invariant inviolable lasting level manger more constant more even more even more durable more solid more solid more permanent more rational more uniform most equitable most established most inactive most rational motionless parking lot permanent planar puissant quieter quietest quiet rational realest real responsible reliable secure set smooth smoothest smoother solid solid solvent sound sound stationary staunchest static staunch steadfast steady-going steady still stock-still store stouter stout strong substantial tangible team teams temperate tightest tighter tight together traditionalistic traditionalist tranquil unchangeable unchanged unclean uniform unmovable unmoved