This is the 4185th most frequent Portuguese word.
tabatinga
"Tabatinga" is a type of clay-rich soil often found in riverbanks and used in pottery.
In this sentence, 'Tabatinga' is used as a proper noun referring to a specific location, a city in Brazil.
A cidade de Tabatinga fica na região do Amazonas.
The city of Tabatinga is located in the Amazonas region.
Here, 'tabatinga' is a common noun referring to a type of clay-rich soil.
O solo de tabatinga é muito comum em regiões tropicais.
Tabatinga soil is very common in tropical regions.
In this usage, 'tabatinga' refers to the material (clay) utilized in construction.