| persevering(adjective, continuing) |
| poised(calm, strong, solid, steady, substantial) |
| pursuing(adjective, continuing) |
| reliable(calm, strong, tough, solid, substantial) |
| remaining |
| resolute(calm, strong, solid, steady, substantial) |
| safe(calm, strong, solid, steady, substantial) |
| secure(calm, strong, solid, steady, substantial) |
| sempervirent |
| set(calm, strong, solid, steady, substantial) |
| set in stone(expression, idiom, calm, strong, constant) |
| solid(calm, strong, steady, substantial, even) |
| solid as a rock(expression, idiom, calm, strong, substantial) |
| sound(calm, strong, tough, solid, substantial) |
| stabile(calm, strong, solid, steady, substantial) |
| stalwart(calm, strong, solid, steady, substantial) |
| stationary(calm, strong, solid, steady, substantial) |
| staunch(calm, strong, solid, steady, substantial) |
| staying |
| staying put(expression, calm, strong, solid, substantial) |