stupid + -ly
stupidly (comparative more stupidly, superlative most stupidly)
- In a stupid manner.
1891, Thomas Hardy, Tess of the d'Urbervilles, volume 1, London: James R. Osgood, McIlvaine and Co., page 26:
She was so modest, so expressive, she had looked so soft in her thin white gown that he felt he had acted stupidly.
1936, F.J. Thwaites, chapter XIV, in The Redemption, Sydney: H. John Edwards, published 1940, page 154:
"Don't we behave just as stupidly in our pursuit of happiness - don't we?" Simpson nodded dejectedly.
- To an extreme or excessive degree; absurdly.
1898, Fox Russell, “Outridden”, in Fores's Sporting Notes and Sketches, volume 15:
He is so—so proud of his money, and thinks every one ought to be as stupidly rich as he is himself.
2011, Amy Kernahan, Orion is Upside Down:
As well as being stupidly hungry I had a raging thirst.