1. Too old to be useful
   - overage, overaged, superannuated

See also: old

• disk pack
• disk shape
• disk space
• disk-jockey
• disk-shaped
• diskette
• disklike
• dislikable
• dislike
• disliked
• dislocate
• dislocated
• dislocation
• dislodge
• dislodgement
• dislodgment
• dislogistic
• disloyal
• disloyally
• disloyalty
• dismal
• dismally
• dismantle
• dismantled
• dismantlement