This is the 206th most frequent Portuguese word.
essa
"Essa" means "that" (feminine, singular) in English.
Here, 'essa' is used as a demonstrative adjective to point to a specific house, indicating its medium proximity within the context of the conversation.
Essa casa é muito bonita.
This house is very beautiful.
In this sentence, 'dessa' is a contraction of 'de' and 'essa,' showing possession or association with the noun it describes (music), within a medium proximity in the discourse.
Eu não gosto muito dessa música.
I don't like this song very much.
Here, 'dessa' again contracts 'de' and 'essa,' and relates to a specific previously mentioned or currently implied night, indicating a medium level of proximity in recollection.