serdab /sər-däbˈ/

1. An underground chamber
2. A secret chamber in an ancient Egyptian tomb

• horsemints
• horse mushroom
• horse mushrooms
• horse mussel
• horse mussels
• horse nail
• horse nails
• horse of a different colour
• horse opera
• horse operas
• horse pistol
• horse pistols
• horseplay
• horseplays
• horsepond
• horseponds
• horsepower
• horsepowers
• horse race
• horse races
• horse-racing
• horseradish
• horseradishes
• horseradish sauce
• horseradish sauces