- Almost all weapons are burglar deterrents - Bedside buzzers - Danger signals - Distress beacons - Fills with anxiety or fear - Frighten or alerts - Panics
- A number - An age - Beatles nickname, The Fab ... - Cardinal number - Cricket boundary - Golfer’s warning heard just before five - How many coloured “pegs” does a player have to guess in the board game Mastermind?
- An omen - Evil omen - Faulty camping shelter? Sounds like a warning - Omen - Oracle for ten in port - That which portends, or foretoken; esp., that which
portends evil; a sign of coming calamity; an omen; a sign.