We don't have synonyms for talamanca yet — it may be a rare, specialized, newly coined, or misspelled word. The closest thesaurus entries we have are talamasca, salamanca and calamanco.
(n) :
(historical) A kingdom that existed between the Executive Decree issued by the Costa Rican government on July 25, 1867, recognizing the indigenous monarchs as political chiefs of the region, until the death in 1910 of their last king, Antonio Saldaña, without an heir.
(n) :
(historical) A kingdom that existed between the Executive Decree issued by the Costa Rican government on July 25, 1867, recognizing the indigenous monarchs as political chiefs of the region, until the death in 1910 of their last king, Antonio Saldaña, without an heir.