They laughed, actually laughed uproaringly, as the bottom of the ladder neared a declivity still more greasy than the level ground around the pagoda, and not one stirred to arrest its downward progress, although but a little effort would have prevented what seemed an impending frightful sacrifice of life.
Source: wiktionary
It generally happens that at county agricultural dinners the louder a donkey brays the more uproaringly he is applauded.
Source: wiktionary
His eyes twinkled, his laugh was uproaringly infectious.
Source: wiktionary
And there was Beetrax, Beetrax of the Axe, his ginger beard bushy and hardly combed at all, his laugh uproaringly infectious and booming across the tavern, making men and women of lesser fibre look away with a shake of the head and a narrowed frown or scowl.
Source: wiktionary