Decrepit

[Sarah]

Broken down with age.

[Gregory]

Beat down, old, [wore out], [used up], [tore up from the floor up]...

[Kit]

meaning very very old .
[incontinence] and other [problems] are also [included]

[Agnes]

worn out or ruined because of age or neglect
synonyms: dilapidated, [rickety], run-down, [beat-up], [ramshackle], derelict, ruined, in (a state of) disrepair, gone to rack and ruin; battered, decayed, crumbling,

[Michiko]

(of a person) elderly and infirm.