Sentence:  In any case, Scotland has been no <WSD>slouch</WSD> at national invention. The Greek temple to commemorate James Thomson wasn't the only monument raised by the 11th Earl of Buchan, who was a friend and neighbour of Walter Scott, and as great a romancer in his obsession with ruins, battlements and fancy dress. 
Meaning of the word marked with <WSD> tags:  Someone who is slow to act.