Maithili dialects

Angika (also known as Anga, Angikar or Chhika-Chhiki) is an Eastern Indo-Aryan language spoken in some parts of the Indian states of Bihar and Jharkhand, as well as in parts of Nepal.

Bajjika is an Indo-Aryan language variety spoken in parts of Bihar, India and in Nepal.

Thēthi, also known as Thēth, Thethiya, Thenthi, or Thati, is a Maithili dialect, mainly spoken in the Mithila region of India and Nepal. It is spoken mainly in Munger divisions and Kosi Division of Bihar, India and in Koshi Province of Nepal. It has speakers in India according to the 2011 census.