| brick-wall(adjective, firm, solid, stable, fixed) |
| certain(adjective, firm, solid, stable, fixed) |
| changeless(adjective, firm, solid, stable, fixed) |
| constant(adjective, firm, sensible, solid, steady) |
| cool(adjective, firm, sensible, solid, steady) |
| dependable(adjective, firm, sensible, solid, steady) |
| durable(adjective, firm, solid, stable, fixed) |
| enduring(adjective, firm, solid, stable, fixed) |
| equable(adjective, firm, sensible, solid, steady) |
| even(adjective, firm, solid, stable, fixed) |
| fast(adjective, firm, sensible, solid, steady) |
| firm(adjective, solid, stable, fixed, sturdy) |
| fixed(adjective, firm, solid, stable, sturdy) |
| immovable(adjective, firm, solid, stable, fixed) |
| imperturbable(adjective, firm, sensible, solid, steady) |
| intense(adjective, firm, sensible, solid, steady) |
| levelheaded(adjective, firm, sensible, solid, steady) |
| liege(adjective, firm, sensible, solid, steady) |
| loyal(adjective, firm, sensible, solid, steady) |
| never-failing(adjective, firm, solid, stable, fixed) |