Thuylyo circulates as a short looped vocal clip, described by its uploader as a looping little groan, or gemidinho. No clear source work or original video has been documented for it, so it survives the way many meme soundboards do: passed from editor to editor and reused wherever a fragile, funny vocal reaction is needed. It sits comfortably alongside other goofy vocal sounds and classic meme soundboards, and its staying power comes from pure utility, a three-second snippet that fits almost any awkward cut without needing context.