L1 users: 3,370 (1991 census). National census population figures combine Muduga of Attapady with Muthuvan, who, despite the similarity of the spelling of their ethnonym, are entirely different and separated by geographic and cultural distance (Menon 1996).
Kerala state: Palakkad district, Mannarkad sub-district, Attapady block, Abbannuru, Chandakulam, Chitturu, Chundakki, Kakkuppady, Kallamale, Karuvare, Koravanpady, Kottamale, Kottiyuru, Molakambi, Mukkali, Ommale, Pettikkallu, Thazhachundakki, Thekkumpanna, Ummathupadiga, and Veeranuru; Tamil Nadu state: Coimbatore and Nilgiris.
Also influenced by Kannada [kan] and Tulu [tcy]. Has grammatical similarities with Tamil [tam], but cannot be treated as a dialect. It is distinct in the Dravidian family (Menon 1996:274 citing Rajendran). No dialects determined on survey. Lexical similarity: 55%–57% with Malayalam [mal], 59% with Muthuvan [muv], 60% with Tamil [tam], 75% with the Attapady dialect of Irula [iru], 82%–83% with Attapady Kurumba [pkr].
Vigorous, children learn it first. Home, village, religion. All ages. Positive attitudes. Also use Malayalam [mal]. Education often determines the extent of bilingualism in it, but even some higher educated Muduga are not adequately bilingual. Used as L2 by Attapady Kurumba [pkr], Kannada Kurumba [kfi].
Traditional religion, Hindu.