decrepit
/dɪˈkɹɛp.ɪt/ adjective C2- Weakened or worn out from age or wear.
From the library
In this case, looking at the bold, strong hand of the one, and the rather broken-backed appearance of the other, which still retains its legibility although the t’s have begun to lose their crossing, we can say that the one was a young man and the other was advanced in years without being positively decrepit.”
Then, having taken another look round, I returned to my carriage, where I found that the porter, in spite of the ticket, had given me my decrepit Italian friend as a traveling companion.
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