This is the 2749th most frequent Spanish word.
lentamente
Slowly.
The word 'lentamente' is used here as an adverb to describe the manner in which the walking is happening.
Camino lentamente por el parque.
I walk slowly through the park.
In this sentence, 'lentamente' modifies the verb 'prepararon,' explaining the pace of the preparation.
Los niños prepararon el proyecto lentamente.
The children prepared the project slowly.
Here, 'lentamente' is used to describe Manuel's manner of explaining, emphasizing careful and slow articulation.