| invalid(enervated, senescent, irresilient) |
| irresilient(enervated, senescent) |
| laid low(expression, enervated, senescent, irresilient) |
| not young(expression, enervated, senescent, irresilient) |
| old(enervated, senescent, irresilient) |
| oldish(enervated, senescent, irresilient) |
| on the ropes(expression, idiom, degenerate, enervated, senescent) |
| out of condition(expression, idiom, degenerate, enervated, senescent) |
| out of gas(expression, idiom, degenerate, enervated, senescent) |
| out of shape(expression, idiom, degenerate, enervated, senescent) |
| over the hill(expression, idiom, enervated, senescent, irresilient) |
| overdone |
| pettifogging |
| quibbling |
| sapless(degenerate, enervated, senescent, irresilient, unchaste) |
| self-conscious(adjective, affected, fastidious) |
| senescent(enervated, irresilient) |
| senile(enervated, senescent, irresilient) |
| sensile(enervated, senescent, irresilient) |
| sick as a dog(expression, idiom, enervated, senescent, irresilient) |