Related Clues:

• Less than scintillating
• Bo-o-ring
• 'You're boring me'
• Announcement of resignation making house bustle
• How boring university infiltrates hard resistance unit
• That's boring old Henry interrupting Cardinal endlessly
• It's tedious when centre of bunk becomes hard
• I'm bored, having only heard unexciting music for beginners
• Interjection
• Snoozeville
• 'Meh'
• Far from scintillating
• "Bor-r-ring"
• Hardly engaging
• Bor-r-r-r-ing