Related Clues:

• Type of child or circle
• Exclusive, as a ''circle''
• Kind of tube or child
• Word with "strength" or "city"
• Word preceding "tube" or "sanctum"
• Not superficial
• Near the center
• "Plan 9 From ___ Space"
• With 24-Down, category of garments fittingly found in the circled letters
• ___ peace
• Word before self or sanctum
• Like some limits or garments
• Word with "city" or "workings"
• Word before self or strength
• Classic TV's "The ___ Limits"