1. Mentally or physically infirm with age
   - doddering, gaga, senile

See also: old

• swannery
• Swansea
• swanskin
• Swanson
• swap
• swap file
• swap space
• sward
• swarf
• swarm
• swart
• swarthiness
• swarthy
• swash
• swashbuckler
• swashbuckling
• swastika
• swat
• SWAT squad
• SWAT team
• swatch
• swath
• swathe
• swather
• swathing