Weakened or worn out from age or wear.
obsolete spelling of decrepit
Broken down with age; wasted and enfeebled by the infirmities of old age; feeble; worn out.
‘Already decrepit with premature old age.’;
worn and broken down by hard use;
‘a creaky shack’; ‘a decrepit bus...its seats held together with friction tape’; ‘a flea-bitten sofa’; ‘a run-down neighborhood’; ‘a woebegone old shack’;
lacking physical strength or vitality;
‘a feeble old woman’; ‘her body looked sapless’;