Thethi may refer to:
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Thēthi
Thēthi, also known as ''Thēth'', ''Thethiya'' or ''Thati'', is a Maithili dialect of India and Nepal. It is spoken mainly in Kosi, Purnia and Munger divisions of Bihar
Bihar (; ) is a state in eastern India. It is the 2nd largest st ...
, a dialect of the Maithili language, spoken in parts of India and Nepal
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Theth, a small village within Shkodër County, Albania
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