Guttural indicates a deep, throat-based vocal quality, often perceived as rough or powerful. The singer's guttural rendition of the song added a raw emotion to it.
Pro Tip 2/3
Not Negative
'Guttural' may sound negative, but it can also describe a voice full of character or emotion. Her laughter was guttural, rich and infectious.
Pro Tip 3/3
Express Emotion
Use 'guttural' to suggest raw, strong emotions that come out in someone's speech or sounds. His speech became more guttural as he spoke passionately about his cause.