Linked from
The 7 pages that link to Eastern Indo-Aryan languages, each with the reason it gives.
Assamese languageBroader topic: Assamese is commonly classified within this regional group.
Odia languageNarrower topic: Odia shares regional linguistic features with this grouping.
BengaliNarrower topic: Bengali is a major member of this regional branch.
Sylheti languageNarrower topic: Sylheti is commonly classified within this regional branch.