1. Deficient in originality or creativity; lacking powers of invention
   "unimaginative development of a musical theme"
   - sterile, uninspired, uninventive 
2. Dealing only with concrete facts 
3. Lacking spontaneity or originality or individuality
   "even his profanity was unimaginative"
   - stereotyped, stereotypic, stereotypical

See also: conventional, practical, uncreative, unimaginatively

• control character
• control circuit
• control condition
• control experiment
• control freak
• control function
• control grid
• control key
• control operation
• control panel
• control rod
• control room
• control stick
• control stock
• control surface
• control system
• control tower
• controllability
• controllable
• controlled
• controlled substance
• controller
• controllership
• controlling
• controlling interest