th(“(one) transgressing, violating, deviating from”) + mtn(“way, road, path”), thus literally ‘one deviating from the path’. This term is not attested with the older writing of mtn, namely mṯn.
“th-mṯn (lemma ID 172940)”, in Thesaurus Linguae Aegyptiae[1], Corpus issue 17, Web app version 2.01 edition, Tonio Sebastian Richter & Daniel A. Werning by order of the Berlin-Brandenburgische Akademie der Wissenschaften and Hans-Werner Fischer-Elfert & Peter Dils by order of the Sächsische Akademie der Wissenschaften zu Leipzig, 2004–15 December 2022