Related Clues:

• Keep under control
• Like petting-zoo animals
• Kind of dull
• Horse's headgear
• Quash, as opposition
• Gentle, as a horse
• Not risque at all
• Broken-in
• Racehorse gear
• Broken, say
• Like pets
• Not exactly thrilling
• It can hold your horses
• Make the wild mild
• Suppress completely