Possible Clues:

• Unsteady, as from old age
• Slow and unsteady
• Old and feeble
• Frail stranger in empty doorway
• Infirm in age
• Comedian needing no introduction, very unsteady
• Shaky
• TT swallowing rum with drug gets shaky
• Stranger in Dyfed starving and on his last legs
• Unsteady female coming round day after day on railway