This is the 207th most frequent Spanish word.
nuevos
"New."
Here, 'nuevos' ('new') is used as an adjective to describe the noun 'libros' ('books').
Compré algunos libros nuevos para mi colección.
I bought some new books for my collection.
In this sentence, 'nuevos' ('new') describes the noun 'comienzos' ('beginnings'), showing its attributive function.
Siempre me emocionan los nuevos comienzos en la vida.
New beginnings in life always excite me.
'Nuevos' ('new') is modifying 'enfoques' ('approaches'), functioning again as an adjective to add specificity to the sentence.