Gnaw Their Tongues is an experimental musical project started by Dutch multi-instrumentalist and composer Maurice de Jong, otherwise known as Mories.

"[3] Maurice "Mories" de Jong established Gnaw Their Tongues, originally conceived as Dimlit Hate Cellar, as a new outlet for his music in 2004.

Immediately de Jong began issuing multiple albums within months of each other, establishing himself as a prolific composer and musician.

[11][12] 2010's Per Flagellum Sanguemque, Tenebras Veneramus returned to a more aggressive sound while concurrently moving away from distortion and retaining the dense orchestration of the previous album.

[14] The project announced its ninth full-length album Hymns for the Broken, Swollen and Silent on vinyl, cassette and CD which was released on 9 December 2016 by Consouling Sounds, Tartarus Records and Crucial Blast respectively.