This is the 3569th most frequent Catalan word.
nico
The word "nico" does not exist as a standard Catalan term. If you mean a name or slang, please clarify.
In this sentence, 'únic' is used as an adjective to describe the singular and distinctive quality of the book's theme.
Aquest llibre és únic en la seva temàtica.
This book is unique in its theme.
Here, 'nicos' is treated as a noun representing individuals, potentially used figuratively as a collective term.
Els nicos es van reunir a la biblioteca.
The Nicos gathered at the library.
The word 'nica' here, derived from 'únic', acts as an adjective emphasizing the exceptional and memorable quality of the voice.