Related Clues:

• Dull and boring
• Dowdy
• Not at all colorful
• Evoking a 'ho-hum'
• Thanks to me you won't find this in the wild
• Make docile
• Like the rides in a kiddie park
• Busted, as a horse
• Domesticated — dull
• Not feisty
• Hardly eye-catching
• Olive ___ (military color)
• Broken in, as a horse
• Wild's opposite
• Dull — dreary