| fixed(adjective, safe, sheltered, protected, locked) |
| fortified(adjective, safe, sheltered, protected, locked) |
| guarded(adjective, safe, sheltered, protected, locked) |
| immovable(adjective, safe, sheltered, protected, locked) |
| immune(adjective, safe, sheltered, protected, locked) |
| impregnable(adjective, safe, sheltered, protected, locked) |
| iron(adjective, safe, sheltered, protected, locked) |
| locked(adjective, safe, sheltered, protected) |
| nailed(adjective, safe, sheltered, protected, locked) |
| non-speculative |
| nonviolent(adjective, innocuous, benign, harmless) |
| profitable |
| safe and sound(expression, adjective, idiom, safe, sheltered) |
| set(adjective, safe, sheltered, protected, locked) |
| sheltered(adjective, safe, protected, locked) |
| shielded(adjective, safe, sheltered, protected, locked) |
| solid as a rock(expression, adjective, idiom, safe, sheltered) |
| staunch(adjective, safe, sheltered, protected, locked) |
| strong(adjective, safe, sheltered, protected, locked) |
| tenacious(adjective, safe, sheltered, protected, locked) |