Spluttery

At least a photograph of an Oscar for the splutteriest and most unintelligible performance in an otherwise for the most part excellent production is bequeathed with proper ceremony.

Source: wiktionary

He sat quite still, listening intently, sometimes spluttering with laughter when I made a specially odd face, sometimes receiving me in preoccupied silence. I went on to Robinson Crusoe and then Robin Hood where I had great fun doing Friar Tuck. I was at my grossest and Sven at his splutteriest when Blanka returned.

Source: wiktionary

And “Old P” had stuck, for the whole of the year that Tony had had her, as her grinding day by day got grindier and her spluttering splutterier.

Source: wiktionary

Her life, ending in the humiliation and agonized numbness of intestinal cancer, had been more than hard; […] never enough money, never a vacation (unless she counted the weekends at Greenwood Lake, in the upstairs room at Murphy’s Inn, the Catskill “resort hotel” with the freshest flypaper, the splutteriest motorboats, the unruliest kids, the unholiest drinking songs); […]

Source: wiktionary