Related Clues:
- One who's easier to pray for than to visit, according to C. S. Lewis
- Ho-hum sort
- Make a tunnel
- One who talks only about himself, say
- Make a hole
- Tiresome person
- Gun barrel measurement
- Leave yawning
- Snoozefest
- Produced, as fruit
- Gun measurement
- Wearisome speaker
- Uninteresting one
- He's ennui-inducing
- Inspire ennui