This is the 6145th most frequent Spanish word.
amazonas
"Amazonas" refers to the Amazon region, river, or rainforest in South America.
Here, 'Amazonas' is used as a proper noun referring to the Amazon River, the famous river in South America.
El río Amazonas es el más caudaloso del mundo.
The Amazon River is the most voluminous in the world.
In this sentence, 'amazonas' refers to the mythical group of warrior women known from Greek myths.
Las amazonas eran mujeres guerreras en la mitología griega.
The Amazons were warrior women in Greek mythology.
'Amazonas' here refers to the geographical and ecological region surrounding the Amazon rainforest.