This is the 178th most frequent Italian word.
settimana
Week.
The word 'settimana' here denotes the current week in progress, emphasizing present responsibilities.
Questa settimana ho molti impegni.
This week, I have many commitments.
The word 'settimana' in this sentence refers to the past week, specifying a time frame for the activity described.
La settimana scorsa siamo andati in spiaggia.
Last week, we went to the beach.
In this example, 'settimana' is used in a habitual sense to describe a recurring time period.