Use a lavalier mic or a smartphone zoomed in to 2x. The viewer needs to hear the (the 's' hiss) and the plosives (the 'p' pop). If the audio is fuzzy or muffled, the compilation fails.
He pitched the idea to the board: "The Orator’s Archive." It was a high-speed, rhythmically edited compilation of nothing but mouths—singing, whispering, eating honeycomb, and even just the silent, rhythmic breathing of a marathon runner. "It’s too weird, Leo," his boss said. cum in mouth compilation free