The East Bodish languages are those Bodish languages not covered by the name Tibetan, such as those spoken by the Monpa. They include Khengkha, Dakpa, Dzala, Bumthang, Tawang, and Black Mountain Mönpa. The most divergent is Dakpa.
References
George van Driem (2001) Languages of the Himalayas: An Ethnolinguistic Handbook of the Greater Himalayan Region. Brill.