Related Clues:

• Hardly fascinating
• Beyond tired
• ___ as a doornail
• Like Soviet architecture
• Far from colorful
• Very, very tired
• Like some phones or weights
• Word with "duck" or "end"
• Faded and dull
• Far from flashy
• Like a spent battery
• Lookalike
• Lacking in color
• Word with "even" or "heat"
• Gone to glory