Somewhat prosily and repetitively expounded.    From Wordnet, Princeton University. 

Note that our federal government has prosily and misleadingly renamed sludge "biosolids"; don't be fooled.    From Wordnik.com.  [Andrew Kimbrell: Give Thanks, But Not For Toxic Sewage Sludge] Reference

Frederick believed in good fresh air and exercise; he walked her briskly from the Marble Arch entrance to Green Park and thence to St. James's Park, talking rather prosily all the way.    From Wordnik.com.  [The Course Of True Love]

It was all prosily Platonic on his part, but as Mary lived out her life at Grantham, and Sir Isaac.    From Wordnik.com.  [Little Journeys to the Homes of the Great - Volume 12 Little Journeys to the Homes of Great Scientists] Reference

It had something the effect of an explosion there in the quiet room where they had been talking so prosily.    From Wordnik.com.  [The Fur Bringers A Story of the Canadian Northwest] Reference

Suddenly, while the doctor was giving some experience of practice on the Flanders front, rather prosily, he sprang to his feet with a cry.    From Wordnik.com.  [The Trembling of a Leaf Little Stories of the South Sea Islands] Reference

Mr. Carey, the clergyman, is the leading talker; and he talks well, not priggishly, nor prosily, but speaks the right words in the right way, and wins the attention of his companions.    From Wordnik.com.  [Fifty-Two Stories For Girls] Reference

The 'Woodpecker' song is referred to in an illustrative way by Mrs. Finching (L.D.), who says that her papa is sitting prosily breaking his new-laid egg in the back parlour like the woodpecker tapping.    From Wordnik.com.  [Charles Dickens and Music]

He looked so smug that she itched to throw something at him, especially when he added prosily, "But I doubt if you'll -- what did you say? find a man to sweep you off your feet.    From Wordnik.com.  [Paradise For Two]