Having the ability to absorb energy when deformed.
Having the ability to recover from mental illness, trauma, etc.; having resilience.
Returning quickly to original shape after force is applied; elastic.
Returning quickly to normal after damaging events or conditions.
Affected with or suffering from rickets.
Of an object: not strong or sturdy, as because of poor construction or upkeep; not safe or secure.
Of a person: feeble in the joints; tottering.