Possible Clues:

• Like some dummies
• Expressionless and dull, like timber
• Monotonous like timber
• Stiff in manner, showing no expression
• That might be shed for a 4 across, built this way
• Not a brick-built love nest?
• Stilted; made from tree
• Lacking ease or grace
• The lowest score may get this spoon
• Deal, perhaps, for a love-nest?