| on a rock(expression, idiom) |
| on bedrock |
| original |
| ox |
| perdurable(calm, strong, solid, steady, substantial) |
| perennial(persistent, continuous, hardened, lasting, permanent) |
| persisting(persistent, continuous, hardened, lasting, permanent) |
| poised(calm, strong, solid, steady, substantial) |
| reliable(calm, strong, solid, steady, substantial) |
| resolute(adjective, calm, strong, solid, steady) |
| safe(calm, strong, solid, steady, substantial) |
| secure(calm, strong, solid, steady, substantial) |
| set in stone(expression, idiom, calm, strong, substantial) |
| settled in habit(expression, idiom) |
| solid(adjective, calm, strong, steady, substantial) |
| solid as a rock(expression, idiom, calm, strong, substantial) |
| sound(adjective, calm, strong, solid, steady) |
| stabile(calm, strong, solid, steady, substantial) |
| stabilized |
| stalwart(calm, strong, solid, steady, substantial) |